397304820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{179}}^1$

素因数の和:283

約数の個数: 288

約数和(自身を含む): 1415232000

約数和(自身を除く): 1017927180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 19, 20, 22, 30, 33, 36, 38, 44, 45, 55, 57, 59, 60, 66, 76, 90, 95, 99, 110, 114, 118, 132, 165, 171, 177, 179, 180, 190, 198, 209, 220, 228, 236, 285, 295, 330, 342, 354, 358, 380, 396, 418, 495, 531, 537, 570, 590, 627, 649, 660, 684, 708, 716, 836, 855, 885, 895, 990, 1045, 1062, 1074, 1121, 1140, 1180, 1254, 1298, 1611, 1710, 1770, 1790, 1881, 1947, 1969, 1980, 2090, 2124, 2148, 2242, 2508, 2596, 2655, 2685, 3135, 3222, 3245, 3363, 3401, 3420, 3540, 3580, 3762, 3894, 3938, 4180, 4484, 5310, 5370, 5605, 5841, 5907, 6270, 6444, 6490, 6726, 6802, 7524, 7788, 7876, 8055, 9405, 9735, 9845, 10089, 10203, 10561, 10620, 10740, 11210, 11682, 11814, 12331, 12540, 12980, 13452, 13604, 16110, 16815, 17005, 17721, 18810, 19470, 19690, 20178, 20406, 21122, 22420, 23364, 23628, 24662, 29205, 29535, 30609, 31683, 32220, 33630, 34010, 35442, 36993, 37411, 37620, 38940, 39380, 40356, 40812, 42244, 49324, 50445, 51015, 52805, 58410, 59070, 61218, 61655, 63366, 67260, 68020, 70884, 73986, 74822, 88605, 95049, 100890, 102030, 105610, 110979, 112233, 116171, 116820, 118140, 122436, 123310, 126732, 147972, 149644, 153045, 158415, 177210, 184965, 187055, 190098, 200659, 201780, 204060, 211220, 221958, 224466, 232342, 246620, 306090, 316830, 336699, 348513, 354420, 369930, 374110, 380196, 401318, 443916, 448932, 464684, 475245, 554895, 561165, 580855, 601977, 612180, 633660, 673398, 697026, 739860, 748220, 802636, 950490, 1003295, 1045539, 1109790, 1122330, 1161710, 1203954, 1346796, 1394052, 1683495, 1742565, 1805931, 1900980, 2006590, 2091078, 2207249, 2219580, 2244660, 2323420, 2407908, 3009885, 3366990, 3485130, 3611862, 4013180, 4182156, 4414498, 5227695, 6019770, 6621747, 6733980, 6970260, 7223724, 8828996, 9029655, 10455390, 11036245, 12039540, 13243494, 18059310, 19865241, 20910780, 22072490, 26486988, 33108735, 36118620, 39730482, 44144980, 66217470, 79460964, 99326205, 132434940, 198652410, 397304820]

約数ペア:

[(1, 397304820), (2, 198652410), (3, 132434940), (4, 99326205), (5, 79460964), (6, 66217470), (9, 44144980), (10, 39730482), (11, 36118620), (12, 33108735), (15, 26486988), (18, 22072490), (19, 20910780), (20, 19865241), (22, 18059310), (30, 13243494), (33, 12039540), (36, 11036245), (38, 10455390), (44, 9029655), (45, 8828996), (55, 7223724), (57, 6970260), (59, 6733980), (60, 6621747), (66, 6019770), (76, 5227695), (90, 4414498), (95, 4182156), (99, 4013180), (110, 3611862), (114, 3485130), (118, 3366990), (132, 3009885), (165, 2407908), (171, 2323420), (177, 2244660), (179, 2219580), (180, 2207249), (190, 2091078), (198, 2006590), (209, 1900980), (220, 1805931), (228, 1742565), (236, 1683495), (285, 1394052), (295, 1346796), (330, 1203954), (342, 1161710), (354, 1122330), (358, 1109790), (380, 1045539), (396, 1003295), (418, 950490), (495, 802636), (531, 748220), (537, 739860), (570, 697026), (590, 673398), (627, 633660), (649, 612180), (660, 601977), (684, 580855), (708, 561165), (716, 554895), (836, 475245), (855, 464684), (885, 448932), (895, 443916), (990, 401318), (1045, 380196), (1062, 374110), (1074, 369930), (1121, 354420), (1140, 348513), (1180, 336699), (1254, 316830), (1298, 306090), (1611, 246620), (1710, 232342), (1770, 224466), (1790, 221958), (1881, 211220), (1947, 204060), (1969, 201780), (1980, 200659), (2090, 190098), (2124, 187055), (2148, 184965), (2242, 177210), (2508, 158415), (2596, 153045), (2655, 149644), (2685, 147972), (3135, 126732), (3222, 123310), (3245, 122436), (3363, 118140), (3401, 116820), (3420, 116171), (3540, 112233), (3580, 110979), (3762, 105610), (3894, 102030), (3938, 100890), (4180, 95049), (4484, 88605), (5310, 74822), (5370, 73986), (5605, 70884), (5841, 68020), (5907, 67260), (6270, 63366), (6444, 61655), (6490, 61218), (6726, 59070), (6802, 58410), (7524, 52805), (7788, 51015), (7876, 50445), (8055, 49324), (9405, 42244), (9735, 40812), (9845, 40356), (10089, 39380), (10203, 38940), (10561, 37620), (10620, 37411), (10740, 36993), (11210, 35442), (11682, 34010), (11814, 33630), (12331, 32220), (12540, 31683), (12980, 30609), (13452, 29535), (13604, 29205), (16110, 24662), (16815, 23628), (17005, 23364), (17721, 22420), (18810, 21122), (19470, 20406), (19690, 20178)]