221945430

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{331}}^1$

素因数の和:482

約数の個数: 128

約数和(自身を含む): 636420096

約数和(自身を除く): 414474666

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 31, 35, 42, 62, 70, 93, 103, 105, 155, 186, 206, 210, 217, 309, 310, 331, 434, 465, 515, 618, 651, 662, 721, 930, 993, 1030, 1085, 1302, 1442, 1545, 1655, 1986, 2163, 2170, 2317, 3090, 3193, 3255, 3310, 3605, 4326, 4634, 4965, 6386, 6510, 6951, 7210, 9579, 9930, 10261, 10815, 11585, 13902, 15965, 19158, 20522, 21630, 22351, 23170, 30783, 31930, 34093, 34755, 44702, 47895, 51305, 61566, 67053, 68186, 69510, 71827, 95790, 102279, 102610, 111755, 134106, 143654, 153915, 170465, 204558, 215481, 223510, 238651, 307830, 335265, 340930, 359135, 430962, 477302, 511395, 670530, 715953, 718270, 1022790, 1056883, 1077405, 1193255, 1431906, 2113766, 2154810, 2386510, 3170649, 3579765, 5284415, 6341298, 7159530, 7398181, 10568830, 14796362, 15853245, 22194543, 31706490, 36990905, 44389086, 73981810, 110972715, 221945430]

約数ペア:

[(1, 221945430), (2, 110972715), (3, 73981810), (5, 44389086), (6, 36990905), (7, 31706490), (10, 22194543), (14, 15853245), (15, 14796362), (21, 10568830), (30, 7398181), (31, 7159530), (35, 6341298), (42, 5284415), (62, 3579765), (70, 3170649), (93, 2386510), (103, 2154810), (105, 2113766), (155, 1431906), (186, 1193255), (206, 1077405), (210, 1056883), (217, 1022790), (309, 718270), (310, 715953), (331, 670530), (434, 511395), (465, 477302), (515, 430962), (618, 359135), (651, 340930), (662, 335265), (721, 307830), (930, 238651), (993, 223510), (1030, 215481), (1085, 204558), (1302, 170465), (1442, 153915), (1545, 143654), (1655, 134106), (1986, 111755), (2163, 102610), (2170, 102279), (2317, 95790), (3090, 71827), (3193, 69510), (3255, 68186), (3310, 67053), (3605, 61566), (4326, 51305), (4634, 47895), (4965, 44702), (6386, 34755), (6510, 34093), (6951, 31930), (7210, 30783), (9579, 23170), (9930, 22351), (10261, 21630), (10815, 20522), (11585, 19158), (13902, 15965)]