1620549480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{281}}^1$

素因数の和:580

約数の個数: 256

約数和(自身を含む): 5657506560

約数和(自身を除く): 4036957080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 17, 20, 22, 24, 30, 33, 34, 40, 44, 51, 55, 60, 66, 68, 85, 88, 102, 110, 120, 132, 136, 165, 170, 187, 204, 220, 255, 257, 264, 281, 330, 340, 374, 408, 440, 510, 514, 561, 562, 660, 680, 748, 771, 843, 935, 1020, 1028, 1122, 1124, 1285, 1320, 1405, 1496, 1542, 1686, 1870, 2040, 2056, 2244, 2248, 2570, 2805, 2810, 2827, 3084, 3091, 3372, 3740, 3855, 4215, 4369, 4488, 4777, 5140, 5610, 5620, 5654, 6168, 6182, 6744, 7480, 7710, 8430, 8481, 8738, 9273, 9554, 10280, 11220, 11240, 11308, 12364, 13107, 14135, 14331, 15420, 15455, 16860, 16962, 17476, 18546, 19108, 21845, 22440, 22616, 23885, 24728, 26214, 28270, 28662, 30840, 30910, 33720, 33924, 34952, 37092, 38216, 42405, 43690, 46365, 47770, 48059, 52428, 52547, 56540, 57324, 61820, 65535, 67848, 71655, 72217, 74184, 84810, 87380, 92730, 95540, 96118, 104856, 105094, 113080, 114648, 123640, 131070, 143310, 144177, 144434, 157641, 169620, 174760, 185460, 191080, 192236, 210188, 216651, 240295, 262140, 262735, 286620, 288354, 288868, 315282, 339240, 361085, 370920, 384472, 420376, 433302, 480590, 524280, 525470, 573240, 576708, 577736, 630564, 720885, 722170, 788205, 794387, 866604, 961180, 1050940, 1083255, 1153416, 1227689, 1261128, 1441770, 1444340, 1576410, 1588774, 1733208, 1922360, 2101880, 2166510, 2383161, 2455378, 2883540, 2888680, 3152820, 3177548, 3683067, 3971935, 4333020, 4766322, 4910756, 5767080, 6138445, 6305640, 6355096, 7366134, 7943870, 8666040, 9532644, 9821512, 11915805, 12276890, 13504579, 14732268, 15887740, 18415335, 19065288, 23831610, 24553780, 27009158, 29464536, 31775480, 36830670, 40513737, 47663220, 49107560, 54018316, 67522895, 73661340, 81027474, 95326440, 108036632, 135045790, 147322680, 162054948, 202568685, 270091580, 324109896, 405137370, 540183160, 810274740, 1620549480]

約数ペア:

[(1, 1620549480), (2, 810274740), (3, 540183160), (4, 405137370), (5, 324109896), (6, 270091580), (8, 202568685), (10, 162054948), (11, 147322680), (12, 135045790), (15, 108036632), (17, 95326440), (20, 81027474), (22, 73661340), (24, 67522895), (30, 54018316), (33, 49107560), (34, 47663220), (40, 40513737), (44, 36830670), (51, 31775480), (55, 29464536), (60, 27009158), (66, 24553780), (68, 23831610), (85, 19065288), (88, 18415335), (102, 15887740), (110, 14732268), (120, 13504579), (132, 12276890), (136, 11915805), (165, 9821512), (170, 9532644), (187, 8666040), (204, 7943870), (220, 7366134), (255, 6355096), (257, 6305640), (264, 6138445), (281, 5767080), (330, 4910756), (340, 4766322), (374, 4333020), (408, 3971935), (440, 3683067), (510, 3177548), (514, 3152820), (561, 2888680), (562, 2883540), (660, 2455378), (680, 2383161), (748, 2166510), (771, 2101880), (843, 1922360), (935, 1733208), (1020, 1588774), (1028, 1576410), (1122, 1444340), (1124, 1441770), (1285, 1261128), (1320, 1227689), (1405, 1153416), (1496, 1083255), (1542, 1050940), (1686, 961180), (1870, 866604), (2040, 794387), (2056, 788205), (2244, 722170), (2248, 720885), (2570, 630564), (2805, 577736), (2810, 576708), (2827, 573240), (3084, 525470), (3091, 524280), (3372, 480590), (3740, 433302), (3855, 420376), (4215, 384472), (4369, 370920), (4488, 361085), (4777, 339240), (5140, 315282), (5610, 288868), (5620, 288354), (5654, 286620), (6168, 262735), (6182, 262140), (6744, 240295), (7480, 216651), (7710, 210188), (8430, 192236), (8481, 191080), (8738, 185460), (9273, 174760), (9554, 169620), (10280, 157641), (11220, 144434), (11240, 144177), (11308, 143310), (12364, 131070), (13107, 123640), (14135, 114648), (14331, 113080), (15420, 105094), (15455, 104856), (16860, 96118), (16962, 95540), (17476, 92730), (18546, 87380), (19108, 84810), (21845, 74184), (22440, 72217), (22616, 71655), (23885, 67848), (24728, 65535), (26214, 61820), (28270, 57324), (28662, 56540), (30840, 52547), (30910, 52428), (33720, 48059), (33924, 47770), (34952, 46365), (37092, 43690), (38216, 42405)]