20449969020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{93971}}^1$

素因数の和:94033

約数の個数: 192

約数和(自身を含む): 70727086080

約数和(自身を除く): 50277117060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 31, 36, 39, 45, 52, 54, 60, 62, 65, 78, 90, 93, 108, 117, 124, 130, 135, 155, 156, 180, 186, 195, 234, 260, 270, 279, 310, 351, 372, 390, 403, 465, 468, 540, 558, 585, 620, 702, 780, 806, 837, 930, 1116, 1170, 1209, 1395, 1404, 1612, 1674, 1755, 1860, 2015, 2340, 2418, 2790, 3348, 3510, 3627, 4030, 4185, 4836, 5580, 6045, 7020, 7254, 8060, 8370, 10881, 12090, 14508, 16740, 18135, 21762, 24180, 36270, 43524, 54405, 72540, 93971, 108810, 187942, 217620, 281913, 375884, 469855, 563826, 845739, 939710, 1127652, 1221623, 1409565, 1691478, 1879420, 2443246, 2537217, 2819130, 2913101, 3382956, 3664869, 4228695, 4886492, 5074434, 5638260, 5826202, 6108115, 7329738, 8457390, 8739303, 10148868, 10994607, 11652404, 12216230, 12686085, 14565505, 14659476, 16914780, 17478606, 18324345, 21989214, 24432460, 25372170, 26217909, 29131010, 32983821, 34957212, 36648690, 37870313, 43696515, 43978428, 50744340, 52435818, 54973035, 58262020, 65967642, 73297380, 75740626, 78653727, 87393030, 104871636, 109946070, 113610939, 131089545, 131935284, 151481252, 157307454, 164919105, 174786060, 189351565, 219892140, 227221878, 262179090, 314614908, 329838210, 340832817, 378703130, 393268635, 454443756, 524358180, 568054695, 659676420, 681665634, 757406260, 786537270, 1022498451, 1136109390, 1363331268, 1573074540, 1704164085, 2044996902, 2272218780, 3408328170, 4089993804, 5112492255, 6816656340, 10224984510, 20449969020]

約数ペア:

[(1, 20449969020), (2, 10224984510), (3, 6816656340), (4, 5112492255), (5, 4089993804), (6, 3408328170), (9, 2272218780), (10, 2044996902), (12, 1704164085), (13, 1573074540), (15, 1363331268), (18, 1136109390), (20, 1022498451), (26, 786537270), (27, 757406260), (30, 681665634), (31, 659676420), (36, 568054695), (39, 524358180), (45, 454443756), (52, 393268635), (54, 378703130), (60, 340832817), (62, 329838210), (65, 314614908), (78, 262179090), (90, 227221878), (93, 219892140), (108, 189351565), (117, 174786060), (124, 164919105), (130, 157307454), (135, 151481252), (155, 131935284), (156, 131089545), (180, 113610939), (186, 109946070), (195, 104871636), (234, 87393030), (260, 78653727), (270, 75740626), (279, 73297380), (310, 65967642), (351, 58262020), (372, 54973035), (390, 52435818), (403, 50744340), (465, 43978428), (468, 43696515), (540, 37870313), (558, 36648690), (585, 34957212), (620, 32983821), (702, 29131010), (780, 26217909), (806, 25372170), (837, 24432460), (930, 21989214), (1116, 18324345), (1170, 17478606), (1209, 16914780), (1395, 14659476), (1404, 14565505), (1612, 12686085), (1674, 12216230), (1755, 11652404), (1860, 10994607), (2015, 10148868), (2340, 8739303), (2418, 8457390), (2790, 7329738), (3348, 6108115), (3510, 5826202), (3627, 5638260), (4030, 5074434), (4185, 4886492), (4836, 4228695), (5580, 3664869), (6045, 3382956), (7020, 2913101), (7254, 2819130), (8060, 2537217), (8370, 2443246), (10881, 1879420), (12090, 1691478), (14508, 1409565), (16740, 1221623), (18135, 1127652), (21762, 939710), (24180, 845739), (36270, 563826), (43524, 469855), (54405, 375884), (72540, 281913), (93971, 217620), (108810, 187942)]