240772140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{191089}}^1$

素因数の和:191111

約数の個数: 72

約数和(自身を含む): 834681120

約数和(自身を除く): 593908980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 191089, 382178, 573267, 764356, 955445, 1146534, 1337623, 1719801, 1910890, 2293068, 2675246, 2866335, 3439602, 3821780, 4012869, 5350492, 5732670, 6688115, 6879204, 8025738, 8599005, 11465340, 12038607, 13376230, 16051476, 17198010, 20064345, 24077214, 26752460, 34396020, 40128690, 48154428, 60193035, 80257380, 120386070, 240772140]

約数ペア:

[(1, 240772140), (2, 120386070), (3, 80257380), (4, 60193035), (5, 48154428), (6, 40128690), (7, 34396020), (9, 26752460), (10, 24077214), (12, 20064345), (14, 17198010), (15, 16051476), (18, 13376230), (20, 12038607), (21, 11465340), (28, 8599005), (30, 8025738), (35, 6879204), (36, 6688115), (42, 5732670), (45, 5350492), (60, 4012869), (63, 3821780), (70, 3439602), (84, 2866335), (90, 2675246), (105, 2293068), (126, 1910890), (140, 1719801), (180, 1337623), (210, 1146534), (252, 955445), (315, 764356), (420, 573267), (630, 382178), (1260, 191089)]