68440170

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{251}}^1$

素因数の和:471

約数の個数: 64

約数和(自身を含む): 168739200

約数和(自身を除く): 100299030

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 61, 122, 149, 183, 251, 298, 305, 366, 447, 502, 610, 745, 753, 894, 915, 1255, 1490, 1506, 1830, 2235, 2510, 3765, 4470, 7530, 9089, 15311, 18178, 27267, 30622, 37399, 45445, 45933, 54534, 74798, 76555, 90890, 91866, 112197, 136335, 153110, 186995, 224394, 229665, 272670, 373990, 459330, 560985, 1121970, 2281339, 4562678, 6844017, 11406695, 13688034, 22813390, 34220085, 68440170]

約数ペア:

[(1, 68440170), (2, 34220085), (3, 22813390), (5, 13688034), (6, 11406695), (10, 6844017), (15, 4562678), (30, 2281339), (61, 1121970), (122, 560985), (149, 459330), (183, 373990), (251, 272670), (298, 229665), (305, 224394), (366, 186995), (447, 153110), (502, 136335), (610, 112197), (745, 91866), (753, 90890), (894, 76555), (915, 74798), (1255, 54534), (1490, 45933), (1506, 45445), (1830, 37399), (2235, 30622), (2510, 27267), (3765, 18178), (4470, 15311), (7530, 9089)]