251018550

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{307}}^1$

素因数の和:427

約数の個数: 144

約数和(自身を含む): 714954240

約数和(自身を除く): 463935690

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 25, 30, 45, 46, 50, 69, 75, 79, 90, 115, 138, 150, 158, 207, 225, 230, 237, 307, 345, 395, 414, 450, 474, 575, 614, 690, 711, 790, 921, 1035, 1150, 1185, 1422, 1535, 1725, 1817, 1842, 1975, 2070, 2370, 2763, 3070, 3450, 3555, 3634, 3950, 4605, 5175, 5451, 5526, 5925, 7061, 7110, 7675, 9085, 9210, 10350, 10902, 11850, 13815, 14122, 15350, 16353, 17775, 18170, 21183, 23025, 24253, 27255, 27630, 32706, 35305, 35550, 42366, 45425, 46050, 48506, 54510, 63549, 69075, 70610, 72759, 81765, 90850, 105915, 121265, 127098, 136275, 138150, 145518, 163530, 176525, 211830, 218277, 242530, 272550, 317745, 353050, 363795, 408825, 436554, 529575, 557819, 606325, 635490, 727590, 817650, 1059150, 1091385, 1115638, 1212650, 1588725, 1673457, 1818975, 2182770, 2789095, 3177450, 3346914, 3637950, 5020371, 5456925, 5578190, 8367285, 10040742, 10913850, 13945475, 16734570, 25101855, 27890950, 41836425, 50203710, 83672850, 125509275, 251018550]

約数ペア:

[(1, 251018550), (2, 125509275), (3, 83672850), (5, 50203710), (6, 41836425), (9, 27890950), (10, 25101855), (15, 16734570), (18, 13945475), (23, 10913850), (25, 10040742), (30, 8367285), (45, 5578190), (46, 5456925), (50, 5020371), (69, 3637950), (75, 3346914), (79, 3177450), (90, 2789095), (115, 2182770), (138, 1818975), (150, 1673457), (158, 1588725), (207, 1212650), (225, 1115638), (230, 1091385), (237, 1059150), (307, 817650), (345, 727590), (395, 635490), (414, 606325), (450, 557819), (474, 529575), (575, 436554), (614, 408825), (690, 363795), (711, 353050), (790, 317745), (921, 272550), (1035, 242530), (1150, 218277), (1185, 211830), (1422, 176525), (1535, 163530), (1725, 145518), (1817, 138150), (1842, 136275), (1975, 127098), (2070, 121265), (2370, 105915), (2763, 90850), (3070, 81765), (3450, 72759), (3555, 70610), (3634, 69075), (3950, 63549), (4605, 54510), (5175, 48506), (5451, 46050), (5526, 45425), (5925, 42366), (7061, 35550), (7110, 35305), (7675, 32706), (9085, 27630), (9210, 27255), (10350, 24253), (10902, 23025), (11850, 21183), (13815, 18170), (14122, 17775), (15350, 16353)]