240225960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{153991}}^1$

素因数の和:154018

約数の個数: 64

約数和(自身を含む): 776119680

約数和(自身を除く): 535893720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 153991, 307982, 461973, 615964, 769955, 923946, 1231928, 1539910, 1847892, 2001883, 2309865, 3079820, 3695784, 4003766, 4619730, 6005649, 6159640, 8007532, 9239460, 10009415, 12011298, 16015064, 18478920, 20018830, 24022596, 30028245, 40037660, 48045192, 60056490, 80075320, 120112980, 240225960]

約数ペア:

[(1, 240225960), (2, 120112980), (3, 80075320), (4, 60056490), (5, 48045192), (6, 40037660), (8, 30028245), (10, 24022596), (12, 20018830), (13, 18478920), (15, 16015064), (20, 12011298), (24, 10009415), (26, 9239460), (30, 8007532), (39, 6159640), (40, 6005649), (52, 4619730), (60, 4003766), (65, 3695784), (78, 3079820), (104, 2309865), (120, 2001883), (130, 1847892), (156, 1539910), (195, 1231928), (260, 923946), (312, 769955), (390, 615964), (520, 461973), (780, 307982), (1560, 153991)]