30188900

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{61}}^1\times {\mathrm{101}}^1$

素因数の和:190

約数の個数: 108

約数和(自身を含む): 78221556

約数和(自身を除く): 48032656

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 61, 70, 98, 100, 101, 122, 140, 175, 196, 202, 244, 245, 305, 350, 404, 427, 490, 505, 610, 700, 707, 854, 980, 1010, 1220, 1225, 1414, 1525, 1708, 2020, 2135, 2450, 2525, 2828, 2989, 3050, 3535, 4270, 4900, 4949, 5050, 5978, 6100, 6161, 7070, 8540, 9898, 10100, 10675, 11956, 12322, 14140, 14945, 17675, 19796, 21350, 24644, 24745, 29890, 30805, 35350, 42700, 43127, 49490, 59780, 61610, 70700, 74725, 86254, 98980, 123220, 123725, 149450, 154025, 172508, 215635, 247450, 298900, 301889, 308050, 431270, 494900, 603778, 616100, 862540, 1078175, 1207556, 1509445, 2156350, 3018890, 4312700, 6037780, 7547225, 15094450, 30188900]

約数ペア:

[(1, 30188900), (2, 15094450), (4, 7547225), (5, 6037780), (7, 4312700), (10, 3018890), (14, 2156350), (20, 1509445), (25, 1207556), (28, 1078175), (35, 862540), (49, 616100), (50, 603778), (61, 494900), (70, 431270), (98, 308050), (100, 301889), (101, 298900), (122, 247450), (140, 215635), (175, 172508), (196, 154025), (202, 149450), (244, 123725), (245, 123220), (305, 98980), (350, 86254), (404, 74725), (427, 70700), (490, 61610), (505, 59780), (610, 49490), (700, 43127), (707, 42700), (854, 35350), (980, 30805), (1010, 29890), (1220, 24745), (1225, 24644), (1414, 21350), (1525, 19796), (1708, 17675), (2020, 14945), (2135, 14140), (2450, 12322), (2525, 11956), (2828, 10675), (2989, 10100), (3050, 9898), (3535, 8540), (4270, 7070), (4900, 6161), (4949, 6100), (5050, 5978)]