39915960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:142

約数の個数: 256

約数和(自身を含む): 149990400

約数和(自身を除く): 110074440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 41, 42, 56, 57, 60, 61, 70, 76, 82, 84, 95, 105, 114, 120, 122, 123, 133, 140, 152, 164, 168, 183, 190, 205, 210, 228, 244, 246, 266, 280, 285, 287, 305, 328, 366, 380, 399, 410, 420, 427, 456, 488, 492, 532, 570, 574, 610, 615, 665, 732, 760, 779, 798, 820, 840, 854, 861, 915, 984, 1064, 1140, 1148, 1159, 1220, 1230, 1281, 1330, 1435, 1464, 1558, 1596, 1640, 1708, 1722, 1830, 1995, 2135, 2280, 2296, 2318, 2337, 2440, 2460, 2501, 2562, 2660, 2870, 3116, 3192, 3416, 3444, 3477, 3660, 3895, 3990, 4270, 4305, 4636, 4674, 4920, 5002, 5124, 5320, 5453, 5740, 5795, 6232, 6405, 6888, 6954, 7320, 7503, 7790, 7980, 8113, 8540, 8610, 9272, 9348, 10004, 10248, 10906, 11480, 11590, 11685, 12505, 12810, 13908, 15006, 15580, 15960, 16226, 16359, 17080, 17220, 17385, 17507, 18696, 20008, 21812, 23180, 23370, 24339, 25010, 25620, 27265, 27816, 30012, 31160, 32452, 32718, 34440, 34770, 35014, 37515, 40565, 43624, 46360, 46740, 47519, 48678, 50020, 51240, 52521, 54530, 60024, 64904, 65436, 69540, 70028, 75030, 81130, 81795, 87535, 93480, 95038, 97356, 100040, 105042, 109060, 121695, 130872, 139080, 140056, 142557, 150060, 162260, 163590, 175070, 190076, 194712, 210084, 218120, 237595, 243390, 262605, 285114, 300120, 324520, 327180, 332633, 350140, 380152, 420168, 475190, 486780, 525210, 570228, 654360, 665266, 700280, 712785, 950380, 973560, 997899, 1050420, 1140456, 1330532, 1425570, 1663165, 1900760, 1995798, 2100840, 2661064, 2851140, 3326330, 3991596, 4989495, 5702280, 6652660, 7983192, 9978990, 13305320, 19957980, 39915960]

約数ペア:

[(1, 39915960), (2, 19957980), (3, 13305320), (4, 9978990), (5, 7983192), (6, 6652660), (7, 5702280), (8, 4989495), (10, 3991596), (12, 3326330), (14, 2851140), (15, 2661064), (19, 2100840), (20, 1995798), (21, 1900760), (24, 1663165), (28, 1425570), (30, 1330532), (35, 1140456), (38, 1050420), (40, 997899), (41, 973560), (42, 950380), (56, 712785), (57, 700280), (60, 665266), (61, 654360), (70, 570228), (76, 525210), (82, 486780), (84, 475190), (95, 420168), (105, 380152), (114, 350140), (120, 332633), (122, 327180), (123, 324520), (133, 300120), (140, 285114), (152, 262605), (164, 243390), (168, 237595), (183, 218120), (190, 210084), (205, 194712), (210, 190076), (228, 175070), (244, 163590), (246, 162260), (266, 150060), (280, 142557), (285, 140056), (287, 139080), (305, 130872), (328, 121695), (366, 109060), (380, 105042), (399, 100040), (410, 97356), (420, 95038), (427, 93480), (456, 87535), (488, 81795), (492, 81130), (532, 75030), (570, 70028), (574, 69540), (610, 65436), (615, 64904), (665, 60024), (732, 54530), (760, 52521), (779, 51240), (798, 50020), (820, 48678), (840, 47519), (854, 46740), (861, 46360), (915, 43624), (984, 40565), (1064, 37515), (1140, 35014), (1148, 34770), (1159, 34440), (1220, 32718), (1230, 32452), (1281, 31160), (1330, 30012), (1435, 27816), (1464, 27265), (1558, 25620), (1596, 25010), (1640, 24339), (1708, 23370), (1722, 23180), (1830, 21812), (1995, 20008), (2135, 18696), (2280, 17507), (2296, 17385), (2318, 17220), (2337, 17080), (2440, 16359), (2460, 16226), (2501, 15960), (2562, 15580), (2660, 15006), (2870, 13908), (3116, 12810), (3192, 12505), (3416, 11685), (3444, 11590), (3477, 11480), (3660, 10906), (3895, 10248), (3990, 10004), (4270, 9348), (4305, 9272), (4636, 8610), (4674, 8540), (4920, 8113), (5002, 7980), (5124, 7790), (5320, 7503), (5453, 7320), (5740, 6954), (5795, 6888), (6232, 6405)]