221497380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{919}}^1$

素因数の和:1050

約数の個数: 144

約数和(自身を含む): 731377920

約数和(自身を除く): 509880540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 103, 117, 130, 156, 180, 195, 206, 234, 260, 309, 390, 412, 468, 515, 585, 618, 780, 919, 927, 1030, 1170, 1236, 1339, 1545, 1838, 1854, 2060, 2340, 2678, 2757, 3090, 3676, 3708, 4017, 4595, 4635, 5356, 5514, 6180, 6695, 8034, 8271, 9190, 9270, 11028, 11947, 12051, 13390, 13785, 16068, 16542, 18380, 18540, 20085, 23894, 24102, 26780, 27570, 33084, 35841, 40170, 41355, 47788, 48204, 55140, 59735, 60255, 71682, 80340, 82710, 94657, 107523, 119470, 120510, 143364, 165420, 179205, 189314, 215046, 238940, 241020, 283971, 358410, 378628, 430092, 473285, 537615, 567942, 716820, 851913, 946570, 1075230, 1135884, 1230541, 1419855, 1703826, 1893140, 2150460, 2461082, 2839710, 3407652, 3691623, 4259565, 4922164, 5679420, 6152705, 7383246, 8519130, 11074869, 12305410, 14766492, 17038260, 18458115, 22149738, 24610820, 36916230, 44299476, 55374345, 73832460, 110748690, 221497380]

約数ペア:

[(1, 221497380), (2, 110748690), (3, 73832460), (4, 55374345), (5, 44299476), (6, 36916230), (9, 24610820), (10, 22149738), (12, 18458115), (13, 17038260), (15, 14766492), (18, 12305410), (20, 11074869), (26, 8519130), (30, 7383246), (36, 6152705), (39, 5679420), (45, 4922164), (52, 4259565), (60, 3691623), (65, 3407652), (78, 2839710), (90, 2461082), (103, 2150460), (117, 1893140), (130, 1703826), (156, 1419855), (180, 1230541), (195, 1135884), (206, 1075230), (234, 946570), (260, 851913), (309, 716820), (390, 567942), (412, 537615), (468, 473285), (515, 430092), (585, 378628), (618, 358410), (780, 283971), (919, 241020), (927, 238940), (1030, 215046), (1170, 189314), (1236, 179205), (1339, 165420), (1545, 143364), (1838, 120510), (1854, 119470), (2060, 107523), (2340, 94657), (2678, 82710), (2757, 80340), (3090, 71682), (3676, 60255), (3708, 59735), (4017, 55140), (4595, 48204), (4635, 47788), (5356, 41355), (5514, 40170), (6180, 35841), (6695, 33084), (8034, 27570), (8271, 26780), (9190, 24102), (9270, 23894), (11028, 20085), (11947, 18540), (12051, 18380), (13390, 16542), (13785, 16068)]