15666978990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{359}}^1\times {\mathrm{751}}^1$

素因数の和:1282

約数の個数: 128

約数和(自身を含む): 40932864000

約数和(自身を除く): 25265885010

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 149, 195, 298, 359, 390, 447, 718, 745, 751, 894, 1077, 1490, 1502, 1795, 1937, 2154, 2235, 2253, 3590, 3755, 3874, 4470, 4506, 4667, 5385, 5811, 7510, 9334, 9685, 9763, 10770, 11265, 11622, 14001, 19370, 19526, 22530, 23335, 28002, 29055, 29289, 46670, 48815, 53491, 58110, 58578, 70005, 97630, 106982, 111899, 140010, 146445, 160473, 223798, 267455, 269609, 292890, 320946, 335697, 534910, 539218, 559495, 671394, 695383, 802365, 808827, 1118990, 1348045, 1390766, 1454687, 1604730, 1617654, 1678485, 2086149, 2696090, 2909374, 3356970, 3476915, 3504917, 4044135, 4172298, 4364061, 6953830, 7009834, 7273435, 8088270, 8728122, 10430745, 10514751, 14546870, 17524585, 20861490, 21029502, 21820305, 35049170, 40171741, 43640610, 52573755, 80343482, 105147510, 120515223, 200858705, 241030446, 401717410, 522232633, 602576115, 1044465266, 1205152230, 1566697899, 2611163165, 3133395798, 5222326330, 7833489495, 15666978990]

約数ペア:

[(1, 15666978990), (2, 7833489495), (3, 5222326330), (5, 3133395798), (6, 2611163165), (10, 1566697899), (13, 1205152230), (15, 1044465266), (26, 602576115), (30, 522232633), (39, 401717410), (65, 241030446), (78, 200858705), (130, 120515223), (149, 105147510), (195, 80343482), (298, 52573755), (359, 43640610), (390, 40171741), (447, 35049170), (718, 21820305), (745, 21029502), (751, 20861490), (894, 17524585), (1077, 14546870), (1490, 10514751), (1502, 10430745), (1795, 8728122), (1937, 8088270), (2154, 7273435), (2235, 7009834), (2253, 6953830), (3590, 4364061), (3755, 4172298), (3874, 4044135), (4470, 3504917), (4506, 3476915), (4667, 3356970), (5385, 2909374), (5811, 2696090), (7510, 2086149), (9334, 1678485), (9685, 1617654), (9763, 1604730), (10770, 1454687), (11265, 1390766), (11622, 1348045), (14001, 1118990), (19370, 808827), (19526, 802365), (22530, 695383), (23335, 671394), (28002, 559495), (29055, 539218), (29289, 534910), (46670, 335697), (48815, 320946), (53491, 292890), (58110, 269609), (58578, 267455), (70005, 223798), (97630, 160473), (106982, 146445), (111899, 140010)]