67720500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{101}}^1\times {\mathrm{149}}^1$

素因数の和:275

約数の個数: 144

約数和(自身を含む): 217198800

約数和(自身を除く): 149478300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 101, 125, 149, 150, 180, 202, 225, 250, 298, 300, 303, 375, 404, 447, 450, 500, 505, 596, 606, 745, 750, 894, 900, 909, 1010, 1125, 1212, 1341, 1490, 1500, 1515, 1788, 1818, 2020, 2235, 2250, 2525, 2682, 2980, 3030, 3636, 3725, 4470, 4500, 4545, 5050, 5364, 6060, 6705, 7450, 7575, 8940, 9090, 10100, 11175, 12625, 13410, 14900, 15049, 15150, 18180, 18625, 22350, 22725, 25250, 26820, 30098, 30300, 33525, 37250, 37875, 44700, 45147, 45450, 50500, 55875, 60196, 67050, 74500, 75245, 75750, 90294, 90900, 111750, 113625, 134100, 135441, 150490, 151500, 167625, 180588, 223500, 225735, 227250, 270882, 300980, 335250, 376225, 451470, 454500, 541764, 670500, 677205, 752450, 902940, 1128675, 1354410, 1504900, 1881125, 2257350, 2708820, 3386025, 3762250, 4514700, 5643375, 6772050, 7524500, 11286750, 13544100, 16930125, 22573500, 33860250, 67720500]

約数ペア:

[(1, 67720500), (2, 33860250), (3, 22573500), (4, 16930125), (5, 13544100), (6, 11286750), (9, 7524500), (10, 6772050), (12, 5643375), (15, 4514700), (18, 3762250), (20, 3386025), (25, 2708820), (30, 2257350), (36, 1881125), (45, 1504900), (50, 1354410), (60, 1128675), (75, 902940), (90, 752450), (100, 677205), (101, 670500), (125, 541764), (149, 454500), (150, 451470), (180, 376225), (202, 335250), (225, 300980), (250, 270882), (298, 227250), (300, 225735), (303, 223500), (375, 180588), (404, 167625), (447, 151500), (450, 150490), (500, 135441), (505, 134100), (596, 113625), (606, 111750), (745, 90900), (750, 90294), (894, 75750), (900, 75245), (909, 74500), (1010, 67050), (1125, 60196), (1212, 55875), (1341, 50500), (1490, 45450), (1500, 45147), (1515, 44700), (1788, 37875), (1818, 37250), (2020, 33525), (2235, 30300), (2250, 30098), (2525, 26820), (2682, 25250), (2980, 22725), (3030, 22350), (3636, 18625), (3725, 18180), (4470, 15150), (4500, 15049), (4545, 14900), (5050, 13410), (5364, 12625), (6060, 11175), (6705, 10100), (7450, 9090), (7575, 8940)]