78318396

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2357}}^1$

素因数の和:2451

約数の個数: 72

約数和(自身を含む): 216294624

約数和(自身を除く): 137976228

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 71, 78, 117, 142, 156, 213, 234, 284, 426, 468, 639, 852, 923, 1278, 1846, 2357, 2556, 2769, 3692, 4714, 5538, 7071, 8307, 9428, 11076, 14142, 16614, 21213, 28284, 30641, 33228, 42426, 61282, 84852, 91923, 122564, 167347, 183846, 275769, 334694, 367692, 502041, 551538, 669388, 1004082, 1103076, 1506123, 2008164, 2175511, 3012246, 4351022, 6024492, 6526533, 8702044, 13053066, 19579599, 26106132, 39159198, 78318396]

約数ペア:

[(1, 78318396), (2, 39159198), (3, 26106132), (4, 19579599), (6, 13053066), (9, 8702044), (12, 6526533), (13, 6024492), (18, 4351022), (26, 3012246), (36, 2175511), (39, 2008164), (52, 1506123), (71, 1103076), (78, 1004082), (117, 669388), (142, 551538), (156, 502041), (213, 367692), (234, 334694), (284, 275769), (426, 183846), (468, 167347), (639, 122564), (852, 91923), (923, 84852), (1278, 61282), (1846, 42426), (2357, 33228), (2556, 30641), (2769, 28284), (3692, 21213), (4714, 16614), (5538, 14142), (7071, 11076), (8307, 9428)]