90191790

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{491}}^1$

素因数の和:674

約数の個数: 96

約数和(自身を含む): 254663136

約数和(自身を除く): 164471346

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 157, 195, 234, 314, 390, 471, 491, 585, 785, 942, 982, 1170, 1413, 1473, 1570, 2041, 2355, 2455, 2826, 2946, 4082, 4419, 4710, 4910, 6123, 6383, 7065, 7365, 8838, 10205, 12246, 12766, 14130, 14730, 18369, 19149, 20410, 22095, 30615, 31915, 36738, 38298, 44190, 57447, 61230, 63830, 77087, 91845, 95745, 114894, 154174, 183690, 191490, 231261, 287235, 385435, 462522, 574470, 693783, 770870, 1002131, 1156305, 1387566, 2004262, 2312610, 3006393, 3468915, 5010655, 6012786, 6937830, 9019179, 10021310, 15031965, 18038358, 30063930, 45095895, 90191790]

約数ペア:

[(1, 90191790), (2, 45095895), (3, 30063930), (5, 18038358), (6, 15031965), (9, 10021310), (10, 9019179), (13, 6937830), (15, 6012786), (18, 5010655), (26, 3468915), (30, 3006393), (39, 2312610), (45, 2004262), (65, 1387566), (78, 1156305), (90, 1002131), (117, 770870), (130, 693783), (157, 574470), (195, 462522), (234, 385435), (314, 287235), (390, 231261), (471, 191490), (491, 183690), (585, 154174), (785, 114894), (942, 95745), (982, 91845), (1170, 77087), (1413, 63830), (1473, 61230), (1570, 57447), (2041, 44190), (2355, 38298), (2455, 36738), (2826, 31915), (2946, 30615), (4082, 22095), (4419, 20410), (4710, 19149), (4910, 18369), (6123, 14730), (6383, 14130), (7065, 12766), (7365, 12246), (8838, 10205)]