2780455080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{5107}}^1$

素因数の和:5483

約数の個数: 128

約数和(自身を含む): 9010512000

約数和(自身を除く): 6230056920

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, 349, 390, 520, 698, 780, 1047, 1396, 1560, 1745, 2094, 2792, 3490, 4188, 4537, 5107, 5235, 6980, 8376, 9074, 10214, 10470, 13611, 13960, 15321, 18148, 20428, 20940, 22685, 25535, 27222, 30642, 36296, 40856, 41880, 45370, 51070, 54444, 61284, 66391, 68055, 76605, 90740, 102140, 108888, 122568, 132782, 136110, 153210, 181480, 199173, 204280, 265564, 272220, 306420, 331955, 398346, 531128, 544440, 612840, 663910, 796692, 995865, 1327820, 1593384, 1782343, 1991730, 2655640, 3564686, 3983460, 5347029, 7129372, 7966920, 8911715, 10694058, 14258744, 17823430, 21388116, 23170459, 26735145, 35646860, 42776232, 46340918, 53470290, 69511377, 71293720, 92681836, 106940580, 115852295, 139022754, 185363672, 213881160, 231704590, 278045508, 347556885, 463409180, 556091016, 695113770, 926818360, 1390227540, 2780455080]

約数ペア:

[(1, 2780455080), (2, 1390227540), (3, 926818360), (4, 695113770), (5, 556091016), (6, 463409180), (8, 347556885), (10, 278045508), (12, 231704590), (13, 213881160), (15, 185363672), (20, 139022754), (24, 115852295), (26, 106940580), (30, 92681836), (39, 71293720), (40, 69511377), (52, 53470290), (60, 46340918), (65, 42776232), (78, 35646860), (104, 26735145), (120, 23170459), (130, 21388116), (156, 17823430), (195, 14258744), (260, 10694058), (312, 8911715), (349, 7966920), (390, 7129372), (520, 5347029), (698, 3983460), (780, 3564686), (1047, 2655640), (1396, 1991730), (1560, 1782343), (1745, 1593384), (2094, 1327820), (2792, 995865), (3490, 796692), (4188, 663910), (4537, 612840), (5107, 544440), (5235, 531128), (6980, 398346), (8376, 331955), (9074, 306420), (10214, 272220), (10470, 265564), (13611, 204280), (13960, 199173), (15321, 181480), (18148, 153210), (20428, 136110), (20940, 132782), (22685, 122568), (25535, 108888), (27222, 102140), (30642, 90740), (36296, 76605), (40856, 68055), (41880, 66391), (45370, 61284), (51070, 54444)]