28110420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{293}}^1$

素因数の和:362

約数の個数: 144

約数和(自身を含む): 94388112

約数和(自身を除く): 66277692

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 41, 45, 52, 60, 65, 78, 82, 90, 117, 123, 130, 156, 164, 180, 195, 205, 234, 246, 260, 293, 369, 390, 410, 468, 492, 533, 585, 586, 615, 738, 780, 820, 879, 1066, 1170, 1172, 1230, 1465, 1476, 1599, 1758, 1845, 2132, 2340, 2460, 2637, 2665, 2930, 3198, 3516, 3690, 3809, 4395, 4797, 5274, 5330, 5860, 6396, 7380, 7618, 7995, 8790, 9594, 10548, 10660, 11427, 12013, 13185, 15236, 15990, 17580, 19045, 19188, 22854, 23985, 24026, 26370, 31980, 34281, 36039, 38090, 45708, 47970, 48052, 52740, 57135, 60065, 68562, 72078, 76180, 95940, 108117, 114270, 120130, 137124, 144156, 156169, 171405, 180195, 216234, 228540, 240260, 312338, 342810, 360390, 432468, 468507, 540585, 624676, 685620, 720780, 780845, 937014, 1081170, 1405521, 1561690, 1874028, 2162340, 2342535, 2811042, 3123380, 4685070, 5622084, 7027605, 9370140, 14055210, 28110420]

約数ペア:

[(1, 28110420), (2, 14055210), (3, 9370140), (4, 7027605), (5, 5622084), (6, 4685070), (9, 3123380), (10, 2811042), (12, 2342535), (13, 2162340), (15, 1874028), (18, 1561690), (20, 1405521), (26, 1081170), (30, 937014), (36, 780845), (39, 720780), (41, 685620), (45, 624676), (52, 540585), (60, 468507), (65, 432468), (78, 360390), (82, 342810), (90, 312338), (117, 240260), (123, 228540), (130, 216234), (156, 180195), (164, 171405), (180, 156169), (195, 144156), (205, 137124), (234, 120130), (246, 114270), (260, 108117), (293, 95940), (369, 76180), (390, 72078), (410, 68562), (468, 60065), (492, 57135), (533, 52740), (585, 48052), (586, 47970), (615, 45708), (738, 38090), (780, 36039), (820, 34281), (879, 31980), (1066, 26370), (1170, 24026), (1172, 23985), (1230, 22854), (1465, 19188), (1476, 19045), (1599, 17580), (1758, 15990), (1845, 15236), (2132, 13185), (2340, 12013), (2460, 11427), (2637, 10660), (2665, 10548), (2930, 9594), (3198, 8790), (3516, 7995), (3690, 7618), (3809, 7380), (4395, 6396), (4797, 5860), (5274, 5330)]