28156725090

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{72269}}^1$

素因数の和:72338

約数の個数: 160

約数和(自身を含む): 83738959920

約数和(自身を除く): 55582234830

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 37, 39, 45, 54, 65, 74, 78, 81, 90, 111, 117, 130, 135, 162, 185, 195, 222, 234, 270, 333, 351, 370, 390, 405, 481, 555, 585, 666, 702, 810, 962, 999, 1053, 1110, 1170, 1443, 1665, 1755, 1998, 2106, 2405, 2886, 2997, 3330, 3510, 4329, 4810, 4995, 5265, 5994, 7215, 8658, 9990, 10530, 12987, 14430, 14985, 21645, 25974, 29970, 38961, 43290, 64935, 72269, 77922, 129870, 144538, 194805, 216807, 361345, 389610, 433614, 650421, 722690, 939497, 1084035, 1300842, 1878994, 1951263, 2168070, 2673953, 2818491, 3252105, 3902526, 4697485, 5347906, 5636982, 5853789, 6504210, 8021859, 8455473, 9394970, 9756315, 11707578, 13369765, 14092455, 16043718, 16910946, 19512630, 24065577, 25366419, 26739530, 28184910, 29268945, 34761389, 40109295, 42277365, 48131154, 50732838, 58537890, 69522778, 72196731, 76099257, 80218590, 84554730, 104284167, 120327885, 126832095, 144393462, 152198514, 173806945, 208568334, 216590193, 240655770, 253664190, 312852501, 347613890, 360983655, 380496285, 433180386, 521420835, 625705002, 721967310, 760992570, 938557503, 1042841670, 1082950965, 1564262505, 1877115006, 2165901930, 2815672509, 3128525010, 4692787515, 5631345018, 9385575030, 14078362545, 28156725090]

約数ペア:

[(1, 28156725090), (2, 14078362545), (3, 9385575030), (5, 5631345018), (6, 4692787515), (9, 3128525010), (10, 2815672509), (13, 2165901930), (15, 1877115006), (18, 1564262505), (26, 1082950965), (27, 1042841670), (30, 938557503), (37, 760992570), (39, 721967310), (45, 625705002), (54, 521420835), (65, 433180386), (74, 380496285), (78, 360983655), (81, 347613890), (90, 312852501), (111, 253664190), (117, 240655770), (130, 216590193), (135, 208568334), (162, 173806945), (185, 152198514), (195, 144393462), (222, 126832095), (234, 120327885), (270, 104284167), (333, 84554730), (351, 80218590), (370, 76099257), (390, 72196731), (405, 69522778), (481, 58537890), (555, 50732838), (585, 48131154), (666, 42277365), (702, 40109295), (810, 34761389), (962, 29268945), (999, 28184910), (1053, 26739530), (1110, 25366419), (1170, 24065577), (1443, 19512630), (1665, 16910946), (1755, 16043718), (1998, 14092455), (2106, 13369765), (2405, 11707578), (2886, 9756315), (2997, 9394970), (3330, 8455473), (3510, 8021859), (4329, 6504210), (4810, 5853789), (4995, 5636982), (5265, 5347906), (5994, 4697485), (7215, 3902526), (8658, 3252105), (9990, 2818491), (10530, 2673953), (12987, 2168070), (14430, 1951263), (14985, 1878994), (21645, 1300842), (25974, 1084035), (29970, 939497), (38961, 722690), (43290, 650421), (64935, 433614), (72269, 389610), (77922, 361345), (129870, 216807), (144538, 194805)]