74998890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{719}}^1$

素因数の和:812

約数の個数: 96

約数和(自身を含む): 208915200

約数和(自身を除く): 133916310

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 61, 90, 95, 114, 122, 171, 183, 190, 285, 305, 342, 366, 549, 570, 610, 719, 855, 915, 1098, 1159, 1438, 1710, 1830, 2157, 2318, 2745, 3477, 3595, 4314, 5490, 5795, 6471, 6954, 7190, 10431, 10785, 11590, 12942, 13661, 17385, 20862, 21570, 27322, 32355, 34770, 40983, 43859, 52155, 64710, 68305, 81966, 87718, 104310, 122949, 131577, 136610, 204915, 219295, 245898, 263154, 394731, 409830, 438590, 614745, 657885, 789462, 833321, 1229490, 1315770, 1666642, 1973655, 2499963, 3947310, 4166605, 4999926, 7499889, 8333210, 12499815, 14999778, 24999630, 37499445, 74998890]

約数ペア:

[(1, 74998890), (2, 37499445), (3, 24999630), (5, 14999778), (6, 12499815), (9, 8333210), (10, 7499889), (15, 4999926), (18, 4166605), (19, 3947310), (30, 2499963), (38, 1973655), (45, 1666642), (57, 1315770), (61, 1229490), (90, 833321), (95, 789462), (114, 657885), (122, 614745), (171, 438590), (183, 409830), (190, 394731), (285, 263154), (305, 245898), (342, 219295), (366, 204915), (549, 136610), (570, 131577), (610, 122949), (719, 104310), (855, 87718), (915, 81966), (1098, 68305), (1159, 64710), (1438, 52155), (1710, 43859), (1830, 40983), (2157, 34770), (2318, 32355), (2745, 27322), (3477, 21570), (3595, 20862), (4314, 17385), (5490, 13661), (5795, 12942), (6471, 11590), (6954, 10785), (7190, 10431)]