28814205480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{31607}}^1$

素因数の和:31799

約数の個数: 128

約数和(自身を含む): 88482170880

約数和(自身を除く): 59667965400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 107, 120, 142, 213, 214, 284, 321, 355, 426, 428, 535, 568, 642, 710, 852, 856, 1065, 1070, 1284, 1420, 1605, 1704, 2130, 2140, 2568, 2840, 3210, 4260, 4280, 6420, 7597, 8520, 12840, 15194, 22791, 30388, 31607, 37985, 45582, 60776, 63214, 75970, 91164, 94821, 113955, 126428, 151940, 158035, 182328, 189642, 227910, 252856, 303880, 316070, 379284, 455820, 474105, 632140, 758568, 911640, 948210, 1264280, 1896420, 2244097, 3381949, 3792840, 4488194, 6732291, 6763898, 8976388, 10145847, 11220485, 13464582, 13527796, 16909745, 17952776, 20291694, 22440970, 26929164, 27055592, 33661455, 33819490, 40583388, 44881940, 50729235, 53858328, 67322910, 67638980, 81166776, 89763880, 101458470, 134645820, 135277960, 202916940, 240118379, 269291640, 405833880, 480236758, 720355137, 960473516, 1200591895, 1440710274, 1920947032, 2401183790, 2881420548, 3601775685, 4802367580, 5762841096, 7203551370, 9604735160, 14407102740, 28814205480]

約数ペア:

[(1, 28814205480), (2, 14407102740), (3, 9604735160), (4, 7203551370), (5, 5762841096), (6, 4802367580), (8, 3601775685), (10, 2881420548), (12, 2401183790), (15, 1920947032), (20, 1440710274), (24, 1200591895), (30, 960473516), (40, 720355137), (60, 480236758), (71, 405833880), (107, 269291640), (120, 240118379), (142, 202916940), (213, 135277960), (214, 134645820), (284, 101458470), (321, 89763880), (355, 81166776), (426, 67638980), (428, 67322910), (535, 53858328), (568, 50729235), (642, 44881940), (710, 40583388), (852, 33819490), (856, 33661455), (1065, 27055592), (1070, 26929164), (1284, 22440970), (1420, 20291694), (1605, 17952776), (1704, 16909745), (2130, 13527796), (2140, 13464582), (2568, 11220485), (2840, 10145847), (3210, 8976388), (4260, 6763898), (4280, 6732291), (6420, 4488194), (7597, 3792840), (8520, 3381949), (12840, 2244097), (15194, 1896420), (22791, 1264280), (30388, 948210), (31607, 911640), (37985, 758568), (45582, 632140), (60776, 474105), (63214, 455820), (75970, 379284), (91164, 316070), (94821, 303880), (113955, 252856), (126428, 227910), (151940, 189642), (158035, 182328)]