21352500

素因数分解:

$2^2\times 3^2\times 5^4\times {\mathrm{13}}^1\times {\mathrm{73}}^1$

素因数の和:116

約数の個数: 180

約数和(自身を含む): 73629556

約数和(自身を除く): 52277056

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, 73, 75, 78, 90, 100, 117, 125, 130, 146, 150, 156, 180, 195, 219, 225, 234, 250, 260, 292, 300, 325, 365, 375, 390, 438, 450, 468, 500, 585, 625, 650, 657, 730, 750, 780, 876, 900, 949, 975, 1095, 1125, 1170, 1250, 1300, 1314, 1460, 1500, 1625, 1825, 1875, 1898, 1950, 2190, 2250, 2340, 2500, 2628, 2847, 2925, 3250, 3285, 3650, 3750, 3796, 3900, 4380, 4500, 4745, 4875, 5475, 5625, 5694, 5850, 6500, 6570, 7300, 7500, 8125, 8541, 9125, 9490, 9750, 10950, 11250, 11388, 11700, 13140, 14235, 14625, 16250, 16425, 17082, 18250, 18980, 19500, 21900, 22500, 23725, 24375, 27375, 28470, 29250, 32500, 32850, 34164, 36500, 42705, 45625, 47450, 48750, 54750, 56940, 58500, 65700, 71175, 73125, 82125, 85410, 91250, 94900, 97500, 109500, 118625, 136875, 142350, 146250, 164250, 170820, 182500, 213525, 237250, 273750, 284700, 292500, 328500, 355875, 410625, 427050, 474500, 547500, 593125, 711750, 821250, 854100, 1067625, 1186250, 1423500, 1642500, 1779375, 2135250, 2372500, 3558750, 4270500, 5338125, 7117500, 10676250, 21352500]

約数ペア:

[(1, 21352500), (2, 10676250), (3, 7117500), (4, 5338125), (5, 4270500), (6, 3558750), (9, 2372500), (10, 2135250), (12, 1779375), (13, 1642500), (15, 1423500), (18, 1186250), (20, 1067625), (25, 854100), (26, 821250), (30, 711750), (36, 593125), (39, 547500), (45, 474500), (50, 427050), (52, 410625), (60, 355875), (65, 328500), (73, 292500), (75, 284700), (78, 273750), (90, 237250), (100, 213525), (117, 182500), (125, 170820), (130, 164250), (146, 146250), (150, 142350), (156, 136875), (180, 118625), (195, 109500), (219, 97500), (225, 94900), (234, 91250), (250, 85410), (260, 82125), (292, 73125), (300, 71175), (325, 65700), (365, 58500), (375, 56940), (390, 54750), (438, 48750), (450, 47450), (468, 45625), (500, 42705), (585, 36500), (625, 34164), (650, 32850), (657, 32500), (730, 29250), (750, 28470), (780, 27375), (876, 24375), (900, 23725), (949, 22500), (975, 21900), (1095, 19500), (1125, 18980), (1170, 18250), (1250, 17082), (1300, 16425), (1314, 16250), (1460, 14625), (1500, 14235), (1625, 13140), (1825, 11700), (1875, 11388), (1898, 11250), (1950, 10950), (2190, 9750), (2250, 9490), (2340, 9125), (2500, 8541), (2628, 8125), (2847, 7500), (2925, 7300), (3250, 6570), (3285, 6500), (3650, 5850), (3750, 5694), (3796, 5625), (3900, 5475), (4380, 4875), (4500, 4745)]