2119560520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{281}}^1$

素因数の和:420

約数の個数: 256

約数和(自身を含む): 6237388800

約数和(自身を除く): 4117828280

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 31, 35, 40, 44, 55, 56, 62, 70, 77, 79, 88, 110, 124, 140, 154, 155, 158, 217, 220, 248, 280, 281, 308, 310, 316, 341, 385, 395, 434, 440, 553, 562, 616, 620, 632, 682, 770, 790, 868, 869, 1085, 1106, 1124, 1240, 1364, 1405, 1540, 1580, 1705, 1736, 1738, 1967, 2170, 2212, 2248, 2387, 2449, 2728, 2765, 2810, 3080, 3091, 3160, 3410, 3476, 3934, 4340, 4345, 4424, 4774, 4898, 5530, 5620, 6083, 6182, 6820, 6952, 7868, 8680, 8690, 8711, 9548, 9796, 9835, 11060, 11240, 11935, 12166, 12245, 12364, 13640, 15455, 15736, 17143, 17380, 17422, 19096, 19592, 19670, 21637, 22120, 22199, 23870, 24332, 24490, 24728, 26939, 30415, 30910, 34286, 34760, 34844, 39340, 43274, 43555, 44398, 47740, 48664, 48980, 53878, 60830, 60977, 61820, 68572, 69688, 78680, 85715, 86548, 87110, 88796, 95480, 95821, 97960, 107756, 108185, 110995, 121660, 121954, 123640, 134695, 137144, 155393, 171430, 173096, 174220, 177592, 188573, 191642, 215512, 216370, 221990, 243320, 243908, 244189, 269390, 304885, 310786, 342860, 348440, 377146, 383284, 432740, 443980, 479105, 487816, 488378, 538780, 609770, 621572, 670747, 685720, 688169, 754292, 766568, 776965, 865480, 887960, 942865, 958210, 976756, 1077560, 1219540, 1220945, 1243144, 1341494, 1376338, 1508584, 1553930, 1709323, 1885730, 1916420, 1953512, 2439080, 2441890, 2682988, 2752676, 3107860, 3353735, 3418646, 3440845, 3771460, 3832840, 4817183, 4883780, 5365976, 5505352, 6215720, 6707470, 6837292, 6881690, 7542920, 7569859, 8546615, 9634366, 9767560, 13414940, 13674584, 13763380, 15139718, 17093230, 19268732, 24085915, 26829880, 27526760, 30279436, 34186460, 37849295, 38537464, 48171830, 52989013, 60558872, 68372920, 75698590, 96343660, 105978026, 151397180, 192687320, 211956052, 264945065, 302794360, 423912104, 529890130, 1059780260, 2119560520]

約数ペア:

[(1, 2119560520), (2, 1059780260), (4, 529890130), (5, 423912104), (7, 302794360), (8, 264945065), (10, 211956052), (11, 192687320), (14, 151397180), (20, 105978026), (22, 96343660), (28, 75698590), (31, 68372920), (35, 60558872), (40, 52989013), (44, 48171830), (55, 38537464), (56, 37849295), (62, 34186460), (70, 30279436), (77, 27526760), (79, 26829880), (88, 24085915), (110, 19268732), (124, 17093230), (140, 15139718), (154, 13763380), (155, 13674584), (158, 13414940), (217, 9767560), (220, 9634366), (248, 8546615), (280, 7569859), (281, 7542920), (308, 6881690), (310, 6837292), (316, 6707470), (341, 6215720), (385, 5505352), (395, 5365976), (434, 4883780), (440, 4817183), (553, 3832840), (562, 3771460), (616, 3440845), (620, 3418646), (632, 3353735), (682, 3107860), (770, 2752676), (790, 2682988), (868, 2441890), (869, 2439080), (1085, 1953512), (1106, 1916420), (1124, 1885730), (1240, 1709323), (1364, 1553930), (1405, 1508584), (1540, 1376338), (1580, 1341494), (1705, 1243144), (1736, 1220945), (1738, 1219540), (1967, 1077560), (2170, 976756), (2212, 958210), (2248, 942865), (2387, 887960), (2449, 865480), (2728, 776965), (2765, 766568), (2810, 754292), (3080, 688169), (3091, 685720), (3160, 670747), (3410, 621572), (3476, 609770), (3934, 538780), (4340, 488378), (4345, 487816), (4424, 479105), (4774, 443980), (4898, 432740), (5530, 383284), (5620, 377146), (6083, 348440), (6182, 342860), (6820, 310786), (6952, 304885), (7868, 269390), (8680, 244189), (8690, 243908), (8711, 243320), (9548, 221990), (9796, 216370), (9835, 215512), (11060, 191642), (11240, 188573), (11935, 177592), (12166, 174220), (12245, 173096), (12364, 171430), (13640, 155393), (15455, 137144), (15736, 134695), (17143, 123640), (17380, 121954), (17422, 121660), (19096, 110995), (19592, 108185), (19670, 107756), (21637, 97960), (22120, 95821), (22199, 95480), (23870, 88796), (24332, 87110), (24490, 86548), (24728, 85715), (26939, 78680), (30415, 69688), (30910, 68572), (34286, 61820), (34760, 60977), (34844, 60830), (39340, 53878), (43274, 48980), (43555, 48664), (44398, 47740)]