31415671980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{119297}}^1$

素因数の和:119349

約数の個数: 288

約数和(自身を含む): 125062479360

約数和(自身を除く): 93646807380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 19, 20, 21, 22, 28, 30, 33, 35, 36, 38, 42, 44, 45, 55, 57, 60, 63, 66, 70, 76, 77, 84, 90, 95, 99, 105, 110, 114, 126, 132, 133, 140, 154, 165, 171, 180, 190, 198, 209, 210, 220, 228, 231, 252, 266, 285, 308, 315, 330, 342, 380, 385, 396, 399, 418, 420, 462, 495, 532, 570, 627, 630, 660, 665, 684, 693, 770, 798, 836, 855, 924, 990, 1045, 1140, 1155, 1197, 1254, 1260, 1330, 1386, 1463, 1540, 1596, 1710, 1881, 1980, 1995, 2090, 2310, 2394, 2508, 2660, 2772, 2926, 3135, 3420, 3465, 3762, 3990, 4180, 4389, 4620, 4788, 5852, 5985, 6270, 6930, 7315, 7524, 7980, 8778, 9405, 11970, 12540, 13167, 13860, 14630, 17556, 18810, 21945, 23940, 26334, 29260, 37620, 43890, 52668, 65835, 87780, 119297, 131670, 238594, 263340, 357891, 477188, 596485, 715782, 835079, 1073673, 1192970, 1312267, 1431564, 1670158, 1789455, 2147346, 2266643, 2385940, 2505237, 2624534, 3340316, 3578910, 3936801, 4175395, 4294692, 4533286, 5010474, 5249068, 5368365, 6561335, 6799929, 7157820, 7515711, 7873602, 8350790, 9066572, 9185869, 10020948, 10736730, 11333215, 11810403, 12526185, 13122670, 13599858, 15031422, 15747204, 15866501, 16701580, 18371738, 19684005, 20399787, 21473460, 22666430, 23620806, 24933073, 25052370, 26245340, 27199716, 27557607, 30062844, 31733002, 33999645, 36743476, 37578555, 39368010, 40799574, 45332860, 45929345, 47241612, 47599503, 49866146, 50104740, 55115214, 59052015, 63466004, 67999290, 74799219, 75157110, 78736020, 79332505, 81599148, 82672821, 91858690, 95199006, 99732292, 101998935, 110230428, 118104030, 124665365, 135998580, 137788035, 142798509, 149598438, 150314220, 158665010, 165345642, 174531511, 183717380, 190398012, 203997870, 224397657, 236208060, 237997515, 249330730, 275576070, 285597018, 299196876, 317330020, 330691284, 349063022, 373996095, 407995740, 413364105, 448795314, 475995030, 498661460, 523594533, 551152140, 571194036, 698126044, 713992545, 747992190, 826728210, 872657555, 897590628, 951990060, 1047189066, 1121988285, 1427985090, 1495984380, 1570783599, 1653456420, 1745315110, 2094378132, 2243976570, 2617972665, 2855970180, 3141567198, 3490630220, 4487953140, 5235945330, 6283134396, 7853917995, 10471890660, 15707835990, 31415671980]

約数ペア:

[(1, 31415671980), (2, 15707835990), (3, 10471890660), (4, 7853917995), (5, 6283134396), (6, 5235945330), (7, 4487953140), (9, 3490630220), (10, 3141567198), (11, 2855970180), (12, 2617972665), (14, 2243976570), (15, 2094378132), (18, 1745315110), (19, 1653456420), (20, 1570783599), (21, 1495984380), (22, 1427985090), (28, 1121988285), (30, 1047189066), (33, 951990060), (35, 897590628), (36, 872657555), (38, 826728210), (42, 747992190), (44, 713992545), (45, 698126044), (55, 571194036), (57, 551152140), (60, 523594533), (63, 498661460), (66, 475995030), (70, 448795314), (76, 413364105), (77, 407995740), (84, 373996095), (90, 349063022), (95, 330691284), (99, 317330020), (105, 299196876), (110, 285597018), (114, 275576070), (126, 249330730), (132, 237997515), (133, 236208060), (140, 224397657), (154, 203997870), (165, 190398012), (171, 183717380), (180, 174531511), (190, 165345642), (198, 158665010), (209, 150314220), (210, 149598438), (220, 142798509), (228, 137788035), (231, 135998580), (252, 124665365), (266, 118104030), (285, 110230428), (308, 101998935), (315, 99732292), (330, 95199006), (342, 91858690), (380, 82672821), (385, 81599148), (396, 79332505), (399, 78736020), (418, 75157110), (420, 74799219), (462, 67999290), (495, 63466004), (532, 59052015), (570, 55115214), (627, 50104740), (630, 49866146), (660, 47599503), (665, 47241612), (684, 45929345), (693, 45332860), (770, 40799574), (798, 39368010), (836, 37578555), (855, 36743476), (924, 33999645), (990, 31733002), (1045, 30062844), (1140, 27557607), (1155, 27199716), (1197, 26245340), (1254, 25052370), (1260, 24933073), (1330, 23620806), (1386, 22666430), (1463, 21473460), (1540, 20399787), (1596, 19684005), (1710, 18371738), (1881, 16701580), (1980, 15866501), (1995, 15747204), (2090, 15031422), (2310, 13599858), (2394, 13122670), (2508, 12526185), (2660, 11810403), (2772, 11333215), (2926, 10736730), (3135, 10020948), (3420, 9185869), (3465, 9066572), (3762, 8350790), (3990, 7873602), (4180, 7515711), (4389, 7157820), (4620, 6799929), (4788, 6561335), (5852, 5368365), (5985, 5249068), (6270, 5010474), (6930, 4533286), (7315, 4294692), (7524, 4175395), (7980, 3936801), (8778, 3578910), (9405, 3340316), (11970, 2624534), (12540, 2505237), (13167, 2385940), (13860, 2266643), (14630, 2147346), (17556, 1789455), (18810, 1670158), (21945, 1431564), (23940, 1312267), (26334, 1192970), (29260, 1073673), (37620, 835079), (43890, 715782), (52668, 596485), (65835, 477188), (87780, 357891), (119297, 263340), (131670, 238594)]