51091560

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1213}}^1$

素因数の和:1249

約数の個数: 160

約数和(自身を含む): 185086440

約数和(自身を除く): 133994880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 81, 90, 104, 108, 117, 120, 130, 135, 156, 162, 180, 195, 216, 234, 260, 270, 312, 324, 351, 360, 390, 405, 468, 520, 540, 585, 648, 702, 780, 810, 936, 1053, 1080, 1170, 1213, 1404, 1560, 1620, 1755, 2106, 2340, 2426, 2808, 3240, 3510, 3639, 4212, 4680, 4852, 5265, 6065, 7020, 7278, 8424, 9704, 10530, 10917, 12130, 14040, 14556, 15769, 18195, 21060, 21834, 24260, 29112, 31538, 32751, 36390, 42120, 43668, 47307, 48520, 54585, 63076, 65502, 72780, 78845, 87336, 94614, 98253, 109170, 126152, 131004, 141921, 145560, 157690, 163755, 189228, 196506, 218340, 236535, 262008, 283842, 315380, 327510, 378456, 393012, 425763, 436680, 473070, 491265, 567684, 630760, 655020, 709605, 786024, 851526, 946140, 982530, 1135368, 1277289, 1310040, 1419210, 1703052, 1892280, 1965060, 2128815, 2554578, 2838420, 3406104, 3930120, 4257630, 5109156, 5676840, 6386445, 8515260, 10218312, 12772890, 17030520, 25545780, 51091560]

約数ペア:

[(1, 51091560), (2, 25545780), (3, 17030520), (4, 12772890), (5, 10218312), (6, 8515260), (8, 6386445), (9, 5676840), (10, 5109156), (12, 4257630), (13, 3930120), (15, 3406104), (18, 2838420), (20, 2554578), (24, 2128815), (26, 1965060), (27, 1892280), (30, 1703052), (36, 1419210), (39, 1310040), (40, 1277289), (45, 1135368), (52, 982530), (54, 946140), (60, 851526), (65, 786024), (72, 709605), (78, 655020), (81, 630760), (90, 567684), (104, 491265), (108, 473070), (117, 436680), (120, 425763), (130, 393012), (135, 378456), (156, 327510), (162, 315380), (180, 283842), (195, 262008), (216, 236535), (234, 218340), (260, 196506), (270, 189228), (312, 163755), (324, 157690), (351, 145560), (360, 141921), (390, 131004), (405, 126152), (468, 109170), (520, 98253), (540, 94614), (585, 87336), (648, 78845), (702, 72780), (780, 65502), (810, 63076), (936, 54585), (1053, 48520), (1080, 47307), (1170, 43668), (1213, 42120), (1404, 36390), (1560, 32751), (1620, 31538), (1755, 29112), (2106, 24260), (2340, 21834), (2426, 21060), (2808, 18195), (3240, 15769), (3510, 14556), (3639, 14040), (4212, 12130), (4680, 10917), (4852, 10530), (5265, 9704), (6065, 8424), (7020, 7278)]