72404748

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{1181}}^1$

素因数の和:1335

約数の個数: 72

約数和(自身を含む): 198774576

約数和(自身を除く): 126369828

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 131, 156, 234, 262, 393, 468, 524, 786, 1179, 1181, 1572, 1703, 2358, 2362, 3406, 3543, 4716, 4724, 5109, 6812, 7086, 10218, 10629, 14172, 15327, 15353, 20436, 21258, 30654, 30706, 42516, 46059, 61308, 61412, 92118, 138177, 154711, 184236, 276354, 309422, 464133, 552708, 618844, 928266, 1392399, 1856532, 2011243, 2784798, 4022486, 5569596, 6033729, 8044972, 12067458, 18101187, 24134916, 36202374, 72404748]

約数ペア:

[(1, 72404748), (2, 36202374), (3, 24134916), (4, 18101187), (6, 12067458), (9, 8044972), (12, 6033729), (13, 5569596), (18, 4022486), (26, 2784798), (36, 2011243), (39, 1856532), (52, 1392399), (78, 928266), (117, 618844), (131, 552708), (156, 464133), (234, 309422), (262, 276354), (393, 184236), (468, 154711), (524, 138177), (786, 92118), (1179, 61412), (1181, 61308), (1572, 46059), (1703, 42516), (2358, 30706), (2362, 30654), (3406, 21258), (3543, 20436), (4716, 15353), (4724, 15327), (5109, 14172), (6812, 10629), (7086, 10218)]