220540650

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{419}}^1$

素因数の和:485

約数の個数: 144

約数和(自身を含む): 623397600

約数和(自身を除く): 402856950

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 25, 29, 30, 33, 50, 55, 58, 66, 75, 87, 110, 121, 145, 150, 165, 174, 242, 275, 290, 319, 330, 363, 419, 435, 550, 605, 638, 725, 726, 825, 838, 870, 957, 1210, 1257, 1450, 1595, 1650, 1815, 1914, 2095, 2175, 2514, 3025, 3190, 3509, 3630, 4190, 4350, 4609, 4785, 6050, 6285, 7018, 7975, 9075, 9218, 9570, 10475, 10527, 12151, 12570, 13827, 15950, 17545, 18150, 20950, 21054, 23045, 23925, 24302, 27654, 31425, 35090, 36453, 46090, 47850, 50699, 52635, 60755, 62850, 69135, 72906, 87725, 101398, 105270, 115225, 121510, 133661, 138270, 152097, 175450, 182265, 230450, 253495, 263175, 267322, 303775, 304194, 345675, 364530, 400983, 506990, 526350, 607550, 668305, 691350, 760485, 801966, 911325, 1267475, 1336610, 1470271, 1520970, 1822650, 2004915, 2534950, 2940542, 3341525, 3802425, 4009830, 4410813, 6683050, 7351355, 7604850, 8821626, 10024575, 14702710, 20049150, 22054065, 36756775, 44108130, 73513550, 110270325, 220540650]

約数ペア:

[(1, 220540650), (2, 110270325), (3, 73513550), (5, 44108130), (6, 36756775), (10, 22054065), (11, 20049150), (15, 14702710), (22, 10024575), (25, 8821626), (29, 7604850), (30, 7351355), (33, 6683050), (50, 4410813), (55, 4009830), (58, 3802425), (66, 3341525), (75, 2940542), (87, 2534950), (110, 2004915), (121, 1822650), (145, 1520970), (150, 1470271), (165, 1336610), (174, 1267475), (242, 911325), (275, 801966), (290, 760485), (319, 691350), (330, 668305), (363, 607550), (419, 526350), (435, 506990), (550, 400983), (605, 364530), (638, 345675), (725, 304194), (726, 303775), (825, 267322), (838, 263175), (870, 253495), (957, 230450), (1210, 182265), (1257, 175450), (1450, 152097), (1595, 138270), (1650, 133661), (1815, 121510), (1914, 115225), (2095, 105270), (2175, 101398), (2514, 87725), (3025, 72906), (3190, 69135), (3509, 62850), (3630, 60755), (4190, 52635), (4350, 50699), (4609, 47850), (4785, 46090), (6050, 36453), (6285, 35090), (7018, 31425), (7975, 27654), (9075, 24302), (9218, 23925), (9570, 23045), (10475, 21054), (10527, 20950), (12151, 18150), (12570, 17545), (13827, 15950)]