257900400

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{1009}}^1$

素因数の和:1104

約数の個数: 180

約数和(自身を含む): 908490960

約数和(自身を除く): 650590560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 36, 40, 45, 48, 50, 60, 71, 72, 75, 80, 90, 100, 120, 142, 144, 150, 180, 200, 213, 225, 240, 284, 300, 355, 360, 400, 426, 450, 568, 600, 639, 710, 720, 852, 900, 1009, 1065, 1136, 1200, 1278, 1420, 1704, 1775, 1800, 2018, 2130, 2556, 2840, 3027, 3195, 3408, 3550, 3600, 4036, 4260, 5045, 5112, 5325, 5680, 6054, 6390, 7100, 8072, 8520, 9081, 10090, 10224, 10650, 12108, 12780, 14200, 15135, 15975, 16144, 17040, 18162, 20180, 21300, 24216, 25225, 25560, 28400, 30270, 31950, 36324, 40360, 42600, 45405, 48432, 50450, 51120, 60540, 63900, 71639, 72648, 75675, 80720, 85200, 90810, 100900, 121080, 127800, 143278, 145296, 151350, 181620, 201800, 214917, 227025, 242160, 255600, 286556, 302700, 358195, 363240, 403600, 429834, 454050, 573112, 605400, 644751, 716390, 726480, 859668, 908100, 1074585, 1146224, 1210800, 1289502, 1432780, 1719336, 1790975, 1816200, 2149170, 2579004, 2865560, 3223755, 3438672, 3581950, 3632400, 4298340, 5158008, 5372925, 5731120, 6447510, 7163900, 8596680, 10316016, 10745850, 12895020, 14327800, 16118775, 17193360, 21491700, 25790040, 28655600, 32237550, 42983400, 51580080, 64475100, 85966800, 128950200, 257900400]

約数ペア:

[(1, 257900400), (2, 128950200), (3, 85966800), (4, 64475100), (5, 51580080), (6, 42983400), (8, 32237550), (9, 28655600), (10, 25790040), (12, 21491700), (15, 17193360), (16, 16118775), (18, 14327800), (20, 12895020), (24, 10745850), (25, 10316016), (30, 8596680), (36, 7163900), (40, 6447510), (45, 5731120), (48, 5372925), (50, 5158008), (60, 4298340), (71, 3632400), (72, 3581950), (75, 3438672), (80, 3223755), (90, 2865560), (100, 2579004), (120, 2149170), (142, 1816200), (144, 1790975), (150, 1719336), (180, 1432780), (200, 1289502), (213, 1210800), (225, 1146224), (240, 1074585), (284, 908100), (300, 859668), (355, 726480), (360, 716390), (400, 644751), (426, 605400), (450, 573112), (568, 454050), (600, 429834), (639, 403600), (710, 363240), (720, 358195), (852, 302700), (900, 286556), (1009, 255600), (1065, 242160), (1136, 227025), (1200, 214917), (1278, 201800), (1420, 181620), (1704, 151350), (1775, 145296), (1800, 143278), (2018, 127800), (2130, 121080), (2556, 100900), (2840, 90810), (3027, 85200), (3195, 80720), (3408, 75675), (3550, 72648), (3600, 71639), (4036, 63900), (4260, 60540), (5045, 51120), (5112, 50450), (5325, 48432), (5680, 45405), (6054, 42600), (6390, 40360), (7100, 36324), (8072, 31950), (8520, 30270), (9081, 28400), (10090, 25560), (10224, 25225), (10650, 24216), (12108, 21300), (12780, 20180), (14200, 18162), (15135, 17040), (15975, 16144)]