211478520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{1061}}^1$

素因数の和:1237

約数の個数: 128

約数和(自身を含む): 697351680

約数和(自身を除く): 485873160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 151, 165, 220, 264, 302, 330, 440, 453, 604, 660, 755, 906, 1061, 1208, 1320, 1510, 1661, 1812, 2122, 2265, 3020, 3183, 3322, 3624, 4244, 4530, 4983, 5305, 6040, 6366, 6644, 8305, 8488, 9060, 9966, 10610, 11671, 12732, 13288, 15915, 16610, 18120, 19932, 21220, 23342, 24915, 25464, 31830, 33220, 35013, 39864, 42440, 46684, 49830, 58355, 63660, 66440, 70026, 93368, 99660, 116710, 127320, 140052, 160211, 175065, 199320, 233420, 280104, 320422, 350130, 466840, 480633, 640844, 700260, 801055, 961266, 1281688, 1400520, 1602110, 1762321, 1922532, 2403165, 3204220, 3524642, 3845064, 4806330, 5286963, 6408440, 7049284, 8811605, 9612660, 10573926, 14098568, 17623210, 19225320, 21147852, 26434815, 35246420, 42295704, 52869630, 70492840, 105739260, 211478520]

約数ペア:

[(1, 211478520), (2, 105739260), (3, 70492840), (4, 52869630), (5, 42295704), (6, 35246420), (8, 26434815), (10, 21147852), (11, 19225320), (12, 17623210), (15, 14098568), (20, 10573926), (22, 9612660), (24, 8811605), (30, 7049284), (33, 6408440), (40, 5286963), (44, 4806330), (55, 3845064), (60, 3524642), (66, 3204220), (88, 2403165), (110, 1922532), (120, 1762321), (132, 1602110), (151, 1400520), (165, 1281688), (220, 961266), (264, 801055), (302, 700260), (330, 640844), (440, 480633), (453, 466840), (604, 350130), (660, 320422), (755, 280104), (906, 233420), (1061, 199320), (1208, 175065), (1320, 160211), (1510, 140052), (1661, 127320), (1812, 116710), (2122, 99660), (2265, 93368), (3020, 70026), (3183, 66440), (3322, 63660), (3624, 58355), (4244, 49830), (4530, 46684), (4983, 42440), (5305, 39864), (6040, 35013), (6366, 33220), (6644, 31830), (8305, 25464), (8488, 24915), (9060, 23342), (9966, 21220), (10610, 19932), (11671, 18120), (12732, 16610), (13288, 15915)]