260425620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{1223}}^1$

素因数の和:1271

約数の個数: 216

約数和(自身を含む): 978397056

約数和(自身を除く): 717971436

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 169, 180, 182, 195, 210, 234, 252, 260, 273, 315, 338, 364, 390, 420, 455, 468, 507, 546, 585, 630, 676, 780, 819, 845, 910, 1014, 1092, 1170, 1183, 1223, 1260, 1365, 1521, 1638, 1690, 1820, 2028, 2340, 2366, 2446, 2535, 2730, 3042, 3276, 3380, 3549, 3669, 4095, 4732, 4892, 5070, 5460, 5915, 6084, 6115, 7098, 7338, 7605, 8190, 8561, 10140, 10647, 11007, 11830, 12230, 14196, 14676, 15210, 15899, 16380, 17122, 17745, 18345, 21294, 22014, 23660, 24460, 25683, 30420, 31798, 34244, 35490, 36690, 42588, 42805, 44028, 47697, 51366, 53235, 55035, 63596, 70980, 73380, 77049, 79495, 85610, 95394, 102732, 106470, 110070, 111293, 128415, 143091, 154098, 158990, 171220, 190788, 206687, 212940, 220140, 222586, 238485, 256830, 286182, 308196, 317980, 333879, 385245, 413374, 445172, 476970, 513660, 556465, 572364, 620061, 667758, 715455, 770490, 826748, 953940, 1001637, 1033435, 1112930, 1240122, 1335516, 1430910, 1446809, 1540980, 1669395, 1860183, 2003274, 2066870, 2225860, 2480244, 2861820, 2893618, 3100305, 3338790, 3720366, 4006548, 4133740, 4340427, 5008185, 5787236, 6200610, 6677580, 7234045, 7440732, 8680854, 9300915, 10016370, 12401220, 13021281, 14468090, 17361708, 18601830, 20032740, 21702135, 26042562, 28936180, 37203660, 43404270, 52085124, 65106405, 86808540, 130212810, 260425620]

約数ペア:

[(1, 260425620), (2, 130212810), (3, 86808540), (4, 65106405), (5, 52085124), (6, 43404270), (7, 37203660), (9, 28936180), (10, 26042562), (12, 21702135), (13, 20032740), (14, 18601830), (15, 17361708), (18, 14468090), (20, 13021281), (21, 12401220), (26, 10016370), (28, 9300915), (30, 8680854), (35, 7440732), (36, 7234045), (39, 6677580), (42, 6200610), (45, 5787236), (52, 5008185), (60, 4340427), (63, 4133740), (65, 4006548), (70, 3720366), (78, 3338790), (84, 3100305), (90, 2893618), (91, 2861820), (105, 2480244), (117, 2225860), (126, 2066870), (130, 2003274), (140, 1860183), (156, 1669395), (169, 1540980), (180, 1446809), (182, 1430910), (195, 1335516), (210, 1240122), (234, 1112930), (252, 1033435), (260, 1001637), (273, 953940), (315, 826748), (338, 770490), (364, 715455), (390, 667758), (420, 620061), (455, 572364), (468, 556465), (507, 513660), (546, 476970), (585, 445172), (630, 413374), (676, 385245), (780, 333879), (819, 317980), (845, 308196), (910, 286182), (1014, 256830), (1092, 238485), (1170, 222586), (1183, 220140), (1223, 212940), (1260, 206687), (1365, 190788), (1521, 171220), (1638, 158990), (1690, 154098), (1820, 143091), (2028, 128415), (2340, 111293), (2366, 110070), (2446, 106470), (2535, 102732), (2730, 95394), (3042, 85610), (3276, 79495), (3380, 77049), (3549, 73380), (3669, 70980), (4095, 63596), (4732, 55035), (4892, 53235), (5070, 51366), (5460, 47697), (5915, 44028), (6084, 42805), (6115, 42588), (7098, 36690), (7338, 35490), (7605, 34244), (8190, 31798), (8561, 30420), (10140, 25683), (10647, 24460), (11007, 23660), (11830, 22014), (12230, 21294), (14196, 18345), (14676, 17745), (15210, 17122), (15899, 16380)]