64817910

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{181}}^1$

素因数の和:390

約数の個数: 96

約数和(自身を含む): 177847488

約数和(自身を除く): 113029578

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 69, 90, 115, 138, 173, 181, 207, 230, 345, 346, 362, 414, 519, 543, 690, 865, 905, 1035, 1038, 1086, 1557, 1629, 1730, 1810, 2070, 2595, 2715, 3114, 3258, 3979, 4163, 5190, 5430, 7785, 7958, 8145, 8326, 11937, 12489, 15570, 16290, 19895, 20815, 23874, 24978, 31313, 35811, 37467, 39790, 41630, 59685, 62445, 62626, 71622, 74934, 93939, 119370, 124890, 156565, 179055, 187335, 187878, 281817, 313130, 358110, 374670, 469695, 563634, 720199, 939390, 1409085, 1440398, 2160597, 2818170, 3600995, 4321194, 6481791, 7201990, 10802985, 12963582, 21605970, 32408955, 64817910]

約数ペア:

[(1, 64817910), (2, 32408955), (3, 21605970), (5, 12963582), (6, 10802985), (9, 7201990), (10, 6481791), (15, 4321194), (18, 3600995), (23, 2818170), (30, 2160597), (45, 1440398), (46, 1409085), (69, 939390), (90, 720199), (115, 563634), (138, 469695), (173, 374670), (181, 358110), (207, 313130), (230, 281817), (345, 187878), (346, 187335), (362, 179055), (414, 156565), (519, 124890), (543, 119370), (690, 93939), (865, 74934), (905, 71622), (1035, 62626), (1038, 62445), (1086, 59685), (1557, 41630), (1629, 39790), (1730, 37467), (1810, 35811), (2070, 31313), (2595, 24978), (2715, 23874), (3114, 20815), (3258, 19895), (3979, 16290), (4163, 15570), (5190, 12489), (5430, 11937), (7785, 8326), (7958, 8145)]