2318940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{991}}^1$

素因数の和:1019

約数の個数: 72

約数和(自身を含む): 7582848

約数和(自身を除く): 5263908

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 991, 1170, 1982, 2340, 2973, 3964, 4955, 5946, 8919, 9910, 11892, 12883, 14865, 17838, 19820, 25766, 29730, 35676, 38649, 44595, 51532, 59460, 64415, 77298, 89190, 115947, 128830, 154596, 178380, 193245, 231894, 257660, 386490, 463788, 579735, 772980, 1159470, 2318940]

約数ペア:

[(1, 2318940), (2, 1159470), (3, 772980), (4, 579735), (5, 463788), (6, 386490), (9, 257660), (10, 231894), (12, 193245), (13, 178380), (15, 154596), (18, 128830), (20, 115947), (26, 89190), (30, 77298), (36, 64415), (39, 59460), (45, 51532), (52, 44595), (60, 38649), (65, 35676), (78, 29730), (90, 25766), (117, 19820), (130, 17838), (156, 14865), (180, 12883), (195, 11892), (234, 9910), (260, 8919), (390, 5946), (468, 4955), (585, 3964), (780, 2973), (991, 2340), (1170, 1982)]