221422500

素因数分解:

$2^2\times 3^2\times 5^4\times {\mathrm{13}}^1\times {\mathrm{757}}^1$

素因数の和:800

約数の個数: 180

約数和(自身を含む): 754205452

約数和(自身を除く): 532782952

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 25, 26, 30, 36, 39, 45, 50, 52, 60, 65, 75, 78, 90, 100, 117, 125, 130, 150, 156, 180, 195, 225, 234, 250, 260, 300, 325, 375, 390, 450, 468, 500, 585, 625, 650, 750, 757, 780, 900, 975, 1125, 1170, 1250, 1300, 1500, 1514, 1625, 1875, 1950, 2250, 2271, 2340, 2500, 2925, 3028, 3250, 3750, 3785, 3900, 4500, 4542, 4875, 5625, 5850, 6500, 6813, 7500, 7570, 8125, 9084, 9750, 9841, 11250, 11355, 11700, 13626, 14625, 15140, 16250, 18925, 19500, 19682, 22500, 22710, 24375, 27252, 29250, 29523, 32500, 34065, 37850, 39364, 45420, 48750, 49205, 56775, 58500, 59046, 68130, 73125, 75700, 88569, 94625, 97500, 98410, 113550, 118092, 136260, 146250, 147615, 170325, 177138, 189250, 196820, 227100, 246025, 283875, 292500, 295230, 340650, 354276, 378500, 442845, 473125, 492050, 567750, 590460, 681300, 738075, 851625, 885690, 946250, 984100, 1135500, 1230125, 1419375, 1476150, 1703250, 1771380, 1892500, 2214225, 2460250, 2838750, 2952300, 3406500, 3690375, 4258125, 4428450, 4920500, 5677500, 6150625, 7380750, 8516250, 8856900, 11071125, 12301250, 14761500, 17032500, 18451875, 22142250, 24602500, 36903750, 44284500, 55355625, 73807500, 110711250, 221422500]

約数ペア:

[(1, 221422500), (2, 110711250), (3, 73807500), (4, 55355625), (5, 44284500), (6, 36903750), (9, 24602500), (10, 22142250), (12, 18451875), (13, 17032500), (15, 14761500), (18, 12301250), (20, 11071125), (25, 8856900), (26, 8516250), (30, 7380750), (36, 6150625), (39, 5677500), (45, 4920500), (50, 4428450), (52, 4258125), (60, 3690375), (65, 3406500), (75, 2952300), (78, 2838750), (90, 2460250), (100, 2214225), (117, 1892500), (125, 1771380), (130, 1703250), (150, 1476150), (156, 1419375), (180, 1230125), (195, 1135500), (225, 984100), (234, 946250), (250, 885690), (260, 851625), (300, 738075), (325, 681300), (375, 590460), (390, 567750), (450, 492050), (468, 473125), (500, 442845), (585, 378500), (625, 354276), (650, 340650), (750, 295230), (757, 292500), (780, 283875), (900, 246025), (975, 227100), (1125, 196820), (1170, 189250), (1250, 177138), (1300, 170325), (1500, 147615), (1514, 146250), (1625, 136260), (1875, 118092), (1950, 113550), (2250, 98410), (2271, 97500), (2340, 94625), (2500, 88569), (2925, 75700), (3028, 73125), (3250, 68130), (3750, 59046), (3785, 58500), (3900, 56775), (4500, 49205), (4542, 48750), (4875, 45420), (5625, 39364), (5850, 37850), (6500, 34065), (6813, 32500), (7500, 29523), (7570, 29250), (8125, 27252), (9084, 24375), (9750, 22710), (9841, 22500), (11250, 19682), (11355, 19500), (11700, 18925), (13626, 16250), (14625, 15140)]