408980520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2819}}^1$

素因数の和:2880

約数の個数: 192

約数和(自身を含む): 1478131200

約数和(自身を除く): 1069150680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 31, 36, 39, 40, 45, 52, 60, 62, 65, 72, 78, 90, 93, 104, 117, 120, 124, 130, 155, 156, 180, 186, 195, 234, 248, 260, 279, 310, 312, 360, 372, 390, 403, 465, 468, 520, 558, 585, 620, 744, 780, 806, 930, 936, 1116, 1170, 1209, 1240, 1395, 1560, 1612, 1860, 2015, 2232, 2340, 2418, 2790, 2819, 3224, 3627, 3720, 4030, 4680, 4836, 5580, 5638, 6045, 7254, 8060, 8457, 9672, 11160, 11276, 12090, 14095, 14508, 16120, 16914, 18135, 22552, 24180, 25371, 28190, 29016, 33828, 36270, 36647, 42285, 48360, 50742, 56380, 67656, 72540, 73294, 84570, 87389, 101484, 109941, 112760, 126855, 145080, 146588, 169140, 174778, 183235, 202968, 219882, 253710, 262167, 293176, 329823, 338280, 349556, 366470, 436945, 439764, 507420, 524334, 549705, 659646, 699112, 732940, 786501, 873890, 879528, 1014840, 1048668, 1099410, 1136057, 1310835, 1319292, 1465880, 1573002, 1649115, 1747780, 2097336, 2198820, 2272114, 2621670, 2638584, 3146004, 3298230, 3408171, 3495560, 3932505, 4397640, 4544228, 5243340, 5680285, 6292008, 6596460, 6816342, 7865010, 9088456, 10224513, 10486680, 11360570, 13192920, 13632684, 15730020, 17040855, 20449026, 22721140, 27265368, 31460040, 34081710, 40898052, 45442280, 51122565, 68163420, 81796104, 102245130, 136326840, 204490260, 408980520]

約数ペア:

[(1, 408980520), (2, 204490260), (3, 136326840), (4, 102245130), (5, 81796104), (6, 68163420), (8, 51122565), (9, 45442280), (10, 40898052), (12, 34081710), (13, 31460040), (15, 27265368), (18, 22721140), (20, 20449026), (24, 17040855), (26, 15730020), (30, 13632684), (31, 13192920), (36, 11360570), (39, 10486680), (40, 10224513), (45, 9088456), (52, 7865010), (60, 6816342), (62, 6596460), (65, 6292008), (72, 5680285), (78, 5243340), (90, 4544228), (93, 4397640), (104, 3932505), (117, 3495560), (120, 3408171), (124, 3298230), (130, 3146004), (155, 2638584), (156, 2621670), (180, 2272114), (186, 2198820), (195, 2097336), (234, 1747780), (248, 1649115), (260, 1573002), (279, 1465880), (310, 1319292), (312, 1310835), (360, 1136057), (372, 1099410), (390, 1048668), (403, 1014840), (465, 879528), (468, 873890), (520, 786501), (558, 732940), (585, 699112), (620, 659646), (744, 549705), (780, 524334), (806, 507420), (930, 439764), (936, 436945), (1116, 366470), (1170, 349556), (1209, 338280), (1240, 329823), (1395, 293176), (1560, 262167), (1612, 253710), (1860, 219882), (2015, 202968), (2232, 183235), (2340, 174778), (2418, 169140), (2790, 146588), (2819, 145080), (3224, 126855), (3627, 112760), (3720, 109941), (4030, 101484), (4680, 87389), (4836, 84570), (5580, 73294), (5638, 72540), (6045, 67656), (7254, 56380), (8060, 50742), (8457, 48360), (9672, 42285), (11160, 36647), (11276, 36270), (12090, 33828), (14095, 29016), (14508, 28190), (16120, 25371), (16914, 24180), (18135, 22552)]