1640551680

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{8377}}^1$

素因数の和:8421

約数の個数: 216

約数和(自身を含む): 6010745832

約数和(自身を除く): 4370194152

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 40, 45, 48, 51, 60, 64, 68, 72, 80, 85, 90, 96, 102, 120, 128, 136, 144, 153, 160, 170, 180, 192, 204, 240, 255, 256, 272, 288, 306, 320, 340, 360, 384, 408, 480, 510, 544, 576, 612, 640, 680, 720, 765, 768, 816, 960, 1020, 1088, 1152, 1224, 1280, 1360, 1440, 1530, 1632, 1920, 2040, 2176, 2304, 2448, 2720, 2880, 3060, 3264, 3840, 4080, 4352, 4896, 5440, 5760, 6120, 6528, 8160, 8377, 9792, 10880, 11520, 12240, 13056, 16320, 16754, 19584, 21760, 24480, 25131, 32640, 33508, 39168, 41885, 48960, 50262, 65280, 67016, 75393, 83770, 97920, 100524, 125655, 134032, 142409, 150786, 167540, 195840, 201048, 251310, 268064, 284818, 301572, 335080, 376965, 402096, 427227, 502620, 536128, 569636, 603144, 670160, 712045, 753930, 804192, 854454, 1005240, 1072256, 1139272, 1206288, 1281681, 1340320, 1424090, 1507860, 1608384, 1708908, 2010480, 2136135, 2144512, 2278544, 2412576, 2563362, 2680640, 2848180, 3015720, 3216768, 3417816, 4020960, 4272270, 4557088, 4825152, 5126724, 5361280, 5696360, 6031440, 6408405, 6433536, 6835632, 8041920, 8544540, 9114176, 9650304, 10253448, 10722560, 11392720, 12062880, 12816810, 13671264, 16083840, 17089080, 18228352, 19300608, 20506896, 22785440, 24125760, 25633620, 27342528, 32167680, 34178160, 36456704, 41013792, 45570880, 48251520, 51267240, 54685056, 68356320, 82027584, 91141760, 96503040, 102534480, 109370112, 136712640, 164055168, 182283520, 205068960, 273425280, 328110336, 410137920, 546850560, 820275840, 1640551680]

約数ペア:

[(1, 1640551680), (2, 820275840), (3, 546850560), (4, 410137920), (5, 328110336), (6, 273425280), (8, 205068960), (9, 182283520), (10, 164055168), (12, 136712640), (15, 109370112), (16, 102534480), (17, 96503040), (18, 91141760), (20, 82027584), (24, 68356320), (30, 54685056), (32, 51267240), (34, 48251520), (36, 45570880), (40, 41013792), (45, 36456704), (48, 34178160), (51, 32167680), (60, 27342528), (64, 25633620), (68, 24125760), (72, 22785440), (80, 20506896), (85, 19300608), (90, 18228352), (96, 17089080), (102, 16083840), (120, 13671264), (128, 12816810), (136, 12062880), (144, 11392720), (153, 10722560), (160, 10253448), (170, 9650304), (180, 9114176), (192, 8544540), (204, 8041920), (240, 6835632), (255, 6433536), (256, 6408405), (272, 6031440), (288, 5696360), (306, 5361280), (320, 5126724), (340, 4825152), (360, 4557088), (384, 4272270), (408, 4020960), (480, 3417816), (510, 3216768), (544, 3015720), (576, 2848180), (612, 2680640), (640, 2563362), (680, 2412576), (720, 2278544), (765, 2144512), (768, 2136135), (816, 2010480), (960, 1708908), (1020, 1608384), (1088, 1507860), (1152, 1424090), (1224, 1340320), (1280, 1281681), (1360, 1206288), (1440, 1139272), (1530, 1072256), (1632, 1005240), (1920, 854454), (2040, 804192), (2176, 753930), (2304, 712045), (2448, 670160), (2720, 603144), (2880, 569636), (3060, 536128), (3264, 502620), (3840, 427227), (4080, 402096), (4352, 376965), (4896, 335080), (5440, 301572), (5760, 284818), (6120, 268064), (6528, 251310), (8160, 201048), (8377, 195840), (9792, 167540), (10880, 150786), (11520, 142409), (12240, 134032), (13056, 125655), (16320, 100524), (16754, 97920), (19584, 83770), (21760, 75393), (24480, 67016), (25131, 65280), (32640, 50262), (33508, 48960), (39168, 41885)]