1520561040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{331}}^1\times {\mathrm{19141}}^1$

素因数の和:19488

約数の個数: 80

約数和(自身を含む): 4728227136

約数和(自身を除く): 3207666096

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 331, 662, 993, 1324, 1655, 1986, 2648, 3310, 3972, 4965, 5296, 6620, 7944, 9930, 13240, 15888, 19141, 19860, 26480, 38282, 39720, 57423, 76564, 79440, 95705, 114846, 153128, 191410, 229692, 287115, 306256, 382820, 459384, 574230, 765640, 918768, 1148460, 1531280, 2296920, 4593840, 6335671, 12671342, 19007013, 25342684, 31678355, 38014026, 50685368, 63356710, 76028052, 95035065, 101370736, 126713420, 152056104, 190070130, 253426840, 304112208, 380140260, 506853680, 760280520, 1520561040]

約数ペア:

[(1, 1520561040), (2, 760280520), (3, 506853680), (4, 380140260), (5, 304112208), (6, 253426840), (8, 190070130), (10, 152056104), (12, 126713420), (15, 101370736), (16, 95035065), (20, 76028052), (24, 63356710), (30, 50685368), (40, 38014026), (48, 31678355), (60, 25342684), (80, 19007013), (120, 12671342), (240, 6335671), (331, 4593840), (662, 2296920), (993, 1531280), (1324, 1148460), (1655, 918768), (1986, 765640), (2648, 574230), (3310, 459384), (3972, 382820), (4965, 306256), (5296, 287115), (6620, 229692), (7944, 191410), (9930, 153128), (13240, 114846), (15888, 95705), (19141, 79440), (19860, 76564), (26480, 57423), (38282, 39720)]