685392320

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{811}}^1$

素因数の和:986

約数の個数: 112

約数和(自身を含む): 1732483200

約数和(自身を除く): 1047090880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 139, 152, 160, 190, 278, 304, 320, 380, 556, 608, 695, 760, 811, 1112, 1216, 1390, 1520, 1622, 2224, 2641, 2780, 3040, 3244, 4055, 4448, 5282, 5560, 6080, 6488, 8110, 8896, 10564, 11120, 12976, 13205, 15409, 16220, 21128, 22240, 25952, 26410, 30818, 32440, 42256, 44480, 51904, 52820, 61636, 64880, 77045, 84512, 105640, 112729, 123272, 129760, 154090, 169024, 211280, 225458, 246544, 259520, 308180, 422560, 450916, 493088, 563645, 616360, 845120, 901832, 986176, 1127290, 1232720, 1803664, 2141851, 2254580, 2465440, 3607328, 4283702, 4509160, 4930880, 7214656, 8567404, 9018320, 10709255, 17134808, 18036640, 21418510, 34269616, 36073280, 42837020, 68539232, 85674040, 137078464, 171348080, 342696160, 685392320]

約数ペア:

[(1, 685392320), (2, 342696160), (4, 171348080), (5, 137078464), (8, 85674040), (10, 68539232), (16, 42837020), (19, 36073280), (20, 34269616), (32, 21418510), (38, 18036640), (40, 17134808), (64, 10709255), (76, 9018320), (80, 8567404), (95, 7214656), (139, 4930880), (152, 4509160), (160, 4283702), (190, 3607328), (278, 2465440), (304, 2254580), (320, 2141851), (380, 1803664), (556, 1232720), (608, 1127290), (695, 986176), (760, 901832), (811, 845120), (1112, 616360), (1216, 563645), (1390, 493088), (1520, 450916), (1622, 422560), (2224, 308180), (2641, 259520), (2780, 246544), (3040, 225458), (3244, 211280), (4055, 169024), (4448, 154090), (5282, 129760), (5560, 123272), (6080, 112729), (6488, 105640), (8110, 84512), (8896, 77045), (10564, 64880), (11120, 61636), (12976, 52820), (13205, 51904), (15409, 44480), (16220, 42256), (21128, 32440), (22240, 30818), (25952, 26410)]