431764900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{197}}^1$

素因数の和:350

約数の個数: 144

約数和(自身を含む): 1121928192

約数和(自身を除く): 690163292

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 31, 35, 50, 62, 70, 100, 101, 124, 140, 155, 175, 197, 202, 217, 310, 350, 394, 404, 434, 505, 620, 700, 707, 775, 788, 868, 985, 1010, 1085, 1379, 1414, 1550, 1970, 2020, 2170, 2525, 2758, 2828, 3100, 3131, 3535, 3940, 4340, 4925, 5050, 5425, 5516, 6107, 6262, 6895, 7070, 9850, 10100, 10850, 12214, 12524, 13790, 14140, 15655, 17675, 19700, 19897, 21700, 21917, 24428, 27580, 30535, 31310, 34475, 35350, 39794, 42749, 43834, 61070, 62620, 68950, 70700, 78275, 79588, 85498, 87668, 99485, 109585, 122140, 137900, 139279, 152675, 156550, 170996, 198970, 213745, 219170, 278558, 305350, 313100, 397940, 427490, 438340, 497425, 547925, 557116, 610700, 616807, 696395, 854980, 994850, 1068725, 1095850, 1233614, 1392790, 1989700, 2137450, 2191700, 2467228, 2785580, 3084035, 3481975, 4274900, 4317649, 6168070, 6963950, 8635298, 12336140, 13927900, 15420175, 17270596, 21588245, 30840350, 43176490, 61680700, 86352980, 107941225, 215882450, 431764900]

約数ペア:

[(1, 431764900), (2, 215882450), (4, 107941225), (5, 86352980), (7, 61680700), (10, 43176490), (14, 30840350), (20, 21588245), (25, 17270596), (28, 15420175), (31, 13927900), (35, 12336140), (50, 8635298), (62, 6963950), (70, 6168070), (100, 4317649), (101, 4274900), (124, 3481975), (140, 3084035), (155, 2785580), (175, 2467228), (197, 2191700), (202, 2137450), (217, 1989700), (310, 1392790), (350, 1233614), (394, 1095850), (404, 1068725), (434, 994850), (505, 854980), (620, 696395), (700, 616807), (707, 610700), (775, 557116), (788, 547925), (868, 497425), (985, 438340), (1010, 427490), (1085, 397940), (1379, 313100), (1414, 305350), (1550, 278558), (1970, 219170), (2020, 213745), (2170, 198970), (2525, 170996), (2758, 156550), (2828, 152675), (3100, 139279), (3131, 137900), (3535, 122140), (3940, 109585), (4340, 99485), (4925, 87668), (5050, 85498), (5425, 79588), (5516, 78275), (6107, 70700), (6262, 68950), (6895, 62620), (7070, 61070), (9850, 43834), (10100, 42749), (10850, 39794), (12214, 35350), (12524, 34475), (13790, 31310), (14140, 30535), (15655, 27580), (17675, 24428), (19700, 21917), (19897, 21700)]