61440560

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{373}}^1$

素因数の和:486

約数の個数: 80

約数和(自身を含む): 150258240

約数和(自身を除く): 88817680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 71, 80, 116, 142, 145, 232, 284, 290, 355, 373, 464, 568, 580, 710, 746, 1136, 1160, 1420, 1492, 1865, 2059, 2320, 2840, 2984, 3730, 4118, 5680, 5968, 7460, 8236, 10295, 10817, 14920, 16472, 20590, 21634, 26483, 29840, 32944, 41180, 43268, 52966, 54085, 82360, 86536, 105932, 108170, 132415, 164720, 173072, 211864, 216340, 264830, 423728, 432680, 529660, 768007, 865360, 1059320, 1536014, 2118640, 3072028, 3840035, 6144056, 7680070, 12288112, 15360140, 30720280, 61440560]

約数ペア:

[(1, 61440560), (2, 30720280), (4, 15360140), (5, 12288112), (8, 7680070), (10, 6144056), (16, 3840035), (20, 3072028), (29, 2118640), (40, 1536014), (58, 1059320), (71, 865360), (80, 768007), (116, 529660), (142, 432680), (145, 423728), (232, 264830), (284, 216340), (290, 211864), (355, 173072), (373, 164720), (464, 132415), (568, 108170), (580, 105932), (710, 86536), (746, 82360), (1136, 54085), (1160, 52966), (1420, 43268), (1492, 41180), (1865, 32944), (2059, 29840), (2320, 26483), (2840, 21634), (2984, 20590), (3730, 16472), (4118, 14920), (5680, 10817), (5968, 10295), (7460, 8236)]