68819380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{157}}^1$

素因数の和:305

約数の個数: 96

約数和(自身を含む): 173279232

約数和(自身を除く): 104459852

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 101, 124, 140, 155, 157, 202, 217, 310, 314, 404, 434, 505, 620, 628, 707, 785, 868, 1010, 1085, 1099, 1414, 1570, 2020, 2170, 2198, 2828, 3131, 3140, 3535, 4340, 4396, 4867, 5495, 6262, 7070, 9734, 10990, 12524, 14140, 15655, 15857, 19468, 21917, 21980, 24335, 31310, 31714, 34069, 43834, 48670, 62620, 63428, 68138, 79285, 87668, 97340, 109585, 110999, 136276, 158570, 170345, 219170, 221998, 317140, 340690, 438340, 443996, 491567, 554995, 681380, 983134, 1109990, 1966268, 2219980, 2457835, 3440969, 4915670, 6881938, 9831340, 13763876, 17204845, 34409690, 68819380]

約数ペア:

[(1, 68819380), (2, 34409690), (4, 17204845), (5, 13763876), (7, 9831340), (10, 6881938), (14, 4915670), (20, 3440969), (28, 2457835), (31, 2219980), (35, 1966268), (62, 1109990), (70, 983134), (101, 681380), (124, 554995), (140, 491567), (155, 443996), (157, 438340), (202, 340690), (217, 317140), (310, 221998), (314, 219170), (404, 170345), (434, 158570), (505, 136276), (620, 110999), (628, 109585), (707, 97340), (785, 87668), (868, 79285), (1010, 68138), (1085, 63428), (1099, 62620), (1414, 48670), (1570, 43834), (2020, 34069), (2170, 31714), (2198, 31310), (2828, 24335), (3131, 21980), (3140, 21917), (3535, 19468), (4340, 15857), (4396, 15655), (4867, 14140), (5495, 12524), (6262, 10990), (7070, 9734)]