261826080

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{1511}}^1$

素因数の和:1567

約数の個数: 144

約数和(自身を含む): 871020864

約数和(自身を除く): 609194784

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 76, 80, 95, 96, 114, 120, 152, 160, 190, 228, 240, 285, 304, 361, 380, 456, 480, 570, 608, 722, 760, 912, 1083, 1140, 1444, 1511, 1520, 1805, 1824, 2166, 2280, 2888, 3022, 3040, 3610, 4332, 4533, 4560, 5415, 5776, 6044, 7220, 7555, 8664, 9066, 9120, 10830, 11552, 12088, 14440, 15110, 17328, 18132, 21660, 22665, 24176, 28709, 28880, 30220, 34656, 36264, 43320, 45330, 48352, 57418, 57760, 60440, 72528, 86127, 86640, 90660, 114836, 120880, 143545, 145056, 172254, 173280, 181320, 229672, 241760, 287090, 344508, 362640, 430635, 459344, 545471, 574180, 689016, 725280, 861270, 918688, 1090942, 1148360, 1378032, 1636413, 1722540, 2181884, 2296720, 2727355, 2756064, 3272826, 3445080, 4363768, 4593440, 5454710, 6545652, 6890160, 8182065, 8727536, 10909420, 13091304, 13780320, 16364130, 17455072, 21818840, 26182608, 32728260, 43637680, 52365216, 65456520, 87275360, 130913040, 261826080]

約数ペア:

[(1, 261826080), (2, 130913040), (3, 87275360), (4, 65456520), (5, 52365216), (6, 43637680), (8, 32728260), (10, 26182608), (12, 21818840), (15, 17455072), (16, 16364130), (19, 13780320), (20, 13091304), (24, 10909420), (30, 8727536), (32, 8182065), (38, 6890160), (40, 6545652), (48, 5454710), (57, 4593440), (60, 4363768), (76, 3445080), (80, 3272826), (95, 2756064), (96, 2727355), (114, 2296720), (120, 2181884), (152, 1722540), (160, 1636413), (190, 1378032), (228, 1148360), (240, 1090942), (285, 918688), (304, 861270), (361, 725280), (380, 689016), (456, 574180), (480, 545471), (570, 459344), (608, 430635), (722, 362640), (760, 344508), (912, 287090), (1083, 241760), (1140, 229672), (1444, 181320), (1511, 173280), (1520, 172254), (1805, 145056), (1824, 143545), (2166, 120880), (2280, 114836), (2888, 90660), (3022, 86640), (3040, 86127), (3610, 72528), (4332, 60440), (4533, 57760), (4560, 57418), (5415, 48352), (5776, 45330), (6044, 43320), (7220, 36264), (7555, 34656), (8664, 30220), (9066, 28880), (9120, 28709), (10830, 24176), (11552, 22665), (12088, 21660), (14440, 18132), (15110, 17328)]