30683800

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:162

約数の個数: 144

約数和(自身を含む): 86512320

約数和(自身を除く): 55828520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 31, 35, 40, 49, 50, 56, 62, 70, 98, 100, 101, 124, 140, 155, 175, 196, 200, 202, 217, 245, 248, 280, 310, 350, 392, 404, 434, 490, 505, 620, 700, 707, 775, 808, 868, 980, 1010, 1085, 1225, 1240, 1400, 1414, 1519, 1550, 1736, 1960, 2020, 2170, 2450, 2525, 2828, 3038, 3100, 3131, 3535, 4040, 4340, 4900, 4949, 5050, 5425, 5656, 6076, 6200, 6262, 7070, 7595, 8680, 9800, 9898, 10100, 10850, 12152, 12524, 14140, 15190, 15655, 17675, 19796, 20200, 21700, 21917, 24745, 25048, 28280, 30380, 31310, 35350, 37975, 39592, 43400, 43834, 49490, 60760, 62620, 70700, 75950, 78275, 87668, 98980, 109585, 123725, 125240, 141400, 151900, 153419, 156550, 175336, 197960, 219170, 247450, 303800, 306838, 313100, 438340, 494900, 547925, 613676, 626200, 767095, 876680, 989800, 1095850, 1227352, 1534190, 2191700, 3068380, 3835475, 4383400, 6136760, 7670950, 15341900, 30683800]

約数ペア:

[(1, 30683800), (2, 15341900), (4, 7670950), (5, 6136760), (7, 4383400), (8, 3835475), (10, 3068380), (14, 2191700), (20, 1534190), (25, 1227352), (28, 1095850), (31, 989800), (35, 876680), (40, 767095), (49, 626200), (50, 613676), (56, 547925), (62, 494900), (70, 438340), (98, 313100), (100, 306838), (101, 303800), (124, 247450), (140, 219170), (155, 197960), (175, 175336), (196, 156550), (200, 153419), (202, 151900), (217, 141400), (245, 125240), (248, 123725), (280, 109585), (310, 98980), (350, 87668), (392, 78275), (404, 75950), (434, 70700), (490, 62620), (505, 60760), (620, 49490), (700, 43834), (707, 43400), (775, 39592), (808, 37975), (868, 35350), (980, 31310), (1010, 30380), (1085, 28280), (1225, 25048), (1240, 24745), (1400, 21917), (1414, 21700), (1519, 20200), (1550, 19796), (1736, 17675), (1960, 15655), (2020, 15190), (2170, 14140), (2450, 12524), (2525, 12152), (2828, 10850), (3038, 10100), (3100, 9898), (3131, 9800), (3535, 8680), (4040, 7595), (4340, 7070), (4900, 6262), (4949, 6200), (5050, 6076), (5425, 5656)]