15707931720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1637}}^1\times {\mathrm{6151}}^1$

素因数の和:7815

約数の個数: 128

約数和(自身を含む): 50787959040

約数和(自身を除く): 35080027320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 1637, 3274, 4911, 6151, 6548, 8185, 9822, 12302, 13096, 16370, 18453, 19644, 21281, 24555, 24604, 30755, 32740, 36906, 39288, 42562, 49110, 49208, 61510, 63843, 65480, 73812, 79963, 85124, 92265, 98220, 106405, 123020, 127686, 147624, 159926, 170248, 184530, 196440, 212810, 239889, 246040, 255372, 319215, 319852, 369060, 399815, 425620, 479778, 510744, 638430, 639704, 738120, 799630, 851240, 959556, 1199445, 1276860, 1599260, 1919112, 2398890, 2553720, 3198520, 4797780, 9595560, 10069187, 20138374, 30207561, 40276748, 50345935, 60415122, 80553496, 100691870, 120830244, 130899431, 151037805, 201383740, 241660488, 261798862, 302075610, 392698293, 402767480, 523597724, 604151220, 654497155, 785396586, 1047195448, 1208302440, 1308994310, 1570793172, 1963491465, 2617988620, 3141586344, 3926982930, 5235977240, 7853965860, 15707931720]

約数ペア:

[(1, 15707931720), (2, 7853965860), (3, 5235977240), (4, 3926982930), (5, 3141586344), (6, 2617988620), (8, 1963491465), (10, 1570793172), (12, 1308994310), (13, 1208302440), (15, 1047195448), (20, 785396586), (24, 654497155), (26, 604151220), (30, 523597724), (39, 402767480), (40, 392698293), (52, 302075610), (60, 261798862), (65, 241660488), (78, 201383740), (104, 151037805), (120, 130899431), (130, 120830244), (156, 100691870), (195, 80553496), (260, 60415122), (312, 50345935), (390, 40276748), (520, 30207561), (780, 20138374), (1560, 10069187), (1637, 9595560), (3274, 4797780), (4911, 3198520), (6151, 2553720), (6548, 2398890), (8185, 1919112), (9822, 1599260), (12302, 1276860), (13096, 1199445), (16370, 959556), (18453, 851240), (19644, 799630), (21281, 738120), (24555, 639704), (24604, 638430), (30755, 510744), (32740, 479778), (36906, 425620), (39288, 399815), (42562, 369060), (49110, 319852), (49208, 319215), (61510, 255372), (63843, 246040), (65480, 239889), (73812, 212810), (79963, 196440), (85124, 184530), (92265, 170248), (98220, 159926), (106405, 147624), (123020, 127686)]