30778500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{17}}^2\times {\mathrm{71}}^1$

素因数の和:127

約数の個数: 144

約数和(自身を含む): 96550272

約数和(自身を除く): 65771772

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 25, 30, 34, 50, 51, 60, 68, 71, 75, 85, 100, 102, 125, 142, 150, 170, 204, 213, 250, 255, 284, 289, 300, 340, 355, 375, 425, 426, 500, 510, 578, 710, 750, 850, 852, 867, 1020, 1065, 1156, 1207, 1275, 1420, 1445, 1500, 1700, 1734, 1775, 2125, 2130, 2414, 2550, 2890, 3468, 3550, 3621, 4250, 4260, 4335, 4828, 5100, 5325, 5780, 6035, 6375, 7100, 7225, 7242, 8500, 8670, 8875, 10650, 12070, 12750, 14450, 14484, 17340, 17750, 18105, 20519, 21300, 21675, 24140, 25500, 26625, 28900, 30175, 35500, 36125, 36210, 41038, 43350, 53250, 60350, 61557, 72250, 72420, 82076, 86700, 90525, 102595, 106500, 108375, 120700, 123114, 144500, 150875, 181050, 205190, 216750, 246228, 301750, 307785, 362100, 410380, 433500, 452625, 512975, 603500, 615570, 905250, 1025950, 1231140, 1538925, 1810500, 2051900, 2564875, 3077850, 5129750, 6155700, 7694625, 10259500, 15389250, 30778500]

約数ペア:

[(1, 30778500), (2, 15389250), (3, 10259500), (4, 7694625), (5, 6155700), (6, 5129750), (10, 3077850), (12, 2564875), (15, 2051900), (17, 1810500), (20, 1538925), (25, 1231140), (30, 1025950), (34, 905250), (50, 615570), (51, 603500), (60, 512975), (68, 452625), (71, 433500), (75, 410380), (85, 362100), (100, 307785), (102, 301750), (125, 246228), (142, 216750), (150, 205190), (170, 181050), (204, 150875), (213, 144500), (250, 123114), (255, 120700), (284, 108375), (289, 106500), (300, 102595), (340, 90525), (355, 86700), (375, 82076), (425, 72420), (426, 72250), (500, 61557), (510, 60350), (578, 53250), (710, 43350), (750, 41038), (850, 36210), (852, 36125), (867, 35500), (1020, 30175), (1065, 28900), (1156, 26625), (1207, 25500), (1275, 24140), (1420, 21675), (1445, 21300), (1500, 20519), (1700, 18105), (1734, 17750), (1775, 17340), (2125, 14484), (2130, 14450), (2414, 12750), (2550, 12070), (2890, 10650), (3468, 8875), (3550, 8670), (3621, 8500), (4250, 7242), (4260, 7225), (4335, 7100), (4828, 6375), (5100, 6035), (5325, 5780)]