20446200

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{307}}^1$

素因数の和:366

約数の個数: 144

約数和(自身を含む): 70750680

約数和(自身を除く): 50304480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 37, 40, 45, 50, 60, 72, 74, 75, 90, 100, 111, 120, 148, 150, 180, 185, 200, 222, 225, 296, 300, 307, 333, 360, 370, 444, 450, 555, 600, 614, 666, 740, 888, 900, 921, 925, 1110, 1228, 1332, 1480, 1535, 1665, 1800, 1842, 1850, 2220, 2456, 2664, 2763, 2775, 3070, 3330, 3684, 3700, 4440, 4605, 5526, 5550, 6140, 6660, 7368, 7400, 7675, 8325, 9210, 11052, 11100, 11359, 12280, 13320, 13815, 15350, 16650, 18420, 22104, 22200, 22718, 23025, 27630, 30700, 33300, 34077, 36840, 45436, 46050, 55260, 56795, 61400, 66600, 68154, 69075, 90872, 92100, 102231, 110520, 113590, 136308, 138150, 170385, 184200, 204462, 227180, 272616, 276300, 283975, 340770, 408924, 454360, 511155, 552600, 567950, 681540, 817848, 851925, 1022310, 1135900, 1363080, 1703850, 2044620, 2271800, 2555775, 3407700, 4089240, 5111550, 6815400, 10223100, 20446200]

約数ペア:

[(1, 20446200), (2, 10223100), (3, 6815400), (4, 5111550), (5, 4089240), (6, 3407700), (8, 2555775), (9, 2271800), (10, 2044620), (12, 1703850), (15, 1363080), (18, 1135900), (20, 1022310), (24, 851925), (25, 817848), (30, 681540), (36, 567950), (37, 552600), (40, 511155), (45, 454360), (50, 408924), (60, 340770), (72, 283975), (74, 276300), (75, 272616), (90, 227180), (100, 204462), (111, 184200), (120, 170385), (148, 138150), (150, 136308), (180, 113590), (185, 110520), (200, 102231), (222, 92100), (225, 90872), (296, 69075), (300, 68154), (307, 66600), (333, 61400), (360, 56795), (370, 55260), (444, 46050), (450, 45436), (555, 36840), (600, 34077), (614, 33300), (666, 30700), (740, 27630), (888, 23025), (900, 22718), (921, 22200), (925, 22104), (1110, 18420), (1228, 16650), (1332, 15350), (1480, 13815), (1535, 13320), (1665, 12280), (1800, 11359), (1842, 11100), (1850, 11052), (2220, 9210), (2456, 8325), (2664, 7675), (2763, 7400), (2775, 7368), (3070, 6660), (3330, 6140), (3684, 5550), (3700, 5526), (4440, 4605)]