389615170

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{191}}^1$

素因数の和:416

約数の個数: 96

約数和(自身を含む): 860461056

約数和(自身を除く): 470845886

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 49, 70, 98, 115, 161, 181, 191, 230, 245, 322, 362, 382, 490, 805, 905, 955, 1127, 1267, 1337, 1610, 1810, 1910, 2254, 2534, 2674, 4163, 4393, 5635, 6335, 6685, 8326, 8786, 8869, 9359, 11270, 12670, 13370, 17738, 18718, 20815, 21965, 29141, 30751, 34571, 41630, 43930, 44345, 46795, 58282, 61502, 69142, 88690, 93590, 145705, 153755, 172855, 203987, 215257, 241997, 291410, 307510, 345710, 407974, 430514, 483994, 795133, 1019935, 1076285, 1209985, 1590266, 1693979, 2039870, 2152570, 2419970, 3387958, 3975665, 5565931, 7951330, 8469895, 11131862, 16939790, 27829655, 38961517, 55659310, 77923034, 194807585, 389615170]

約数ペア:

[(1, 389615170), (2, 194807585), (5, 77923034), (7, 55659310), (10, 38961517), (14, 27829655), (23, 16939790), (35, 11131862), (46, 8469895), (49, 7951330), (70, 5565931), (98, 3975665), (115, 3387958), (161, 2419970), (181, 2152570), (191, 2039870), (230, 1693979), (245, 1590266), (322, 1209985), (362, 1076285), (382, 1019935), (490, 795133), (805, 483994), (905, 430514), (955, 407974), (1127, 345710), (1267, 307510), (1337, 291410), (1610, 241997), (1810, 215257), (1910, 203987), (2254, 172855), (2534, 153755), (2674, 145705), (4163, 93590), (4393, 88690), (5635, 69142), (6335, 61502), (6685, 58282), (8326, 46795), (8786, 44345), (8869, 43930), (9359, 41630), (11270, 34571), (12670, 30751), (13370, 29141), (17738, 21965), (18718, 20815)]