81155530680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{726419}}^1$

素因数の和:726466

約数の個数: 192

約数和(自身を含む): 298122768000

約数和(自身を除く): 216967237320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 49, 56, 57, 60, 70, 76, 84, 95, 98, 105, 114, 120, 133, 140, 147, 152, 168, 190, 196, 210, 228, 245, 266, 280, 285, 294, 380, 392, 399, 420, 456, 490, 532, 570, 588, 665, 735, 760, 798, 840, 931, 980, 1064, 1140, 1176, 1330, 1470, 1596, 1862, 1960, 1995, 2280, 2660, 2793, 2940, 3192, 3724, 3990, 4655, 5320, 5586, 5880, 7448, 7980, 9310, 11172, 13965, 15960, 18620, 22344, 27930, 37240, 55860, 111720, 726419, 1452838, 2179257, 2905676, 3632095, 4358514, 5084933, 5811352, 7264190, 8717028, 10169866, 10896285, 13801961, 14528380, 15254799, 17434056, 20339732, 21792570, 25424665, 27603922, 29056760, 30509598, 35594531, 40679464, 41405883, 43585140, 50849330, 55207844, 61019196, 69009805, 71189062, 76273995, 82811766, 87170280, 96613727, 101698660, 106783593, 110415688, 122038392, 138019610, 142378124, 152547990, 165623532, 177972655, 193227454, 203397320, 207029415, 213567186, 276039220, 284756248, 289841181, 305095980, 331247064, 355945310, 386454908, 414058830, 427134372, 483068635, 533917965, 552078440, 579682362, 610191960, 676296089, 711890620, 772909816, 828117660, 854268744, 966137270, 1067835930, 1159364724, 1352592178, 1423781240, 1449205905, 1656235320, 1932274540, 2028888267, 2135671860, 2318729448, 2705184356, 2898411810, 3381480445, 3864549080, 4057776534, 4271343720, 5410368712, 5796823620, 6762960890, 8115553068, 10144441335, 11593647240, 13525921780, 16231106136, 20288882670, 27051843560, 40577765340, 81155530680]

約数ペア:

[(1, 81155530680), (2, 40577765340), (3, 27051843560), (4, 20288882670), (5, 16231106136), (6, 13525921780), (7, 11593647240), (8, 10144441335), (10, 8115553068), (12, 6762960890), (14, 5796823620), (15, 5410368712), (19, 4271343720), (20, 4057776534), (21, 3864549080), (24, 3381480445), (28, 2898411810), (30, 2705184356), (35, 2318729448), (38, 2135671860), (40, 2028888267), (42, 1932274540), (49, 1656235320), (56, 1449205905), (57, 1423781240), (60, 1352592178), (70, 1159364724), (76, 1067835930), (84, 966137270), (95, 854268744), (98, 828117660), (105, 772909816), (114, 711890620), (120, 676296089), (133, 610191960), (140, 579682362), (147, 552078440), (152, 533917965), (168, 483068635), (190, 427134372), (196, 414058830), (210, 386454908), (228, 355945310), (245, 331247064), (266, 305095980), (280, 289841181), (285, 284756248), (294, 276039220), (380, 213567186), (392, 207029415), (399, 203397320), (420, 193227454), (456, 177972655), (490, 165623532), (532, 152547990), (570, 142378124), (588, 138019610), (665, 122038392), (735, 110415688), (760, 106783593), (798, 101698660), (840, 96613727), (931, 87170280), (980, 82811766), (1064, 76273995), (1140, 71189062), (1176, 69009805), (1330, 61019196), (1470, 55207844), (1596, 50849330), (1862, 43585140), (1960, 41405883), (1995, 40679464), (2280, 35594531), (2660, 30509598), (2793, 29056760), (2940, 27603922), (3192, 25424665), (3724, 21792570), (3990, 20339732), (4655, 17434056), (5320, 15254799), (5586, 14528380), (5880, 13801961), (7448, 10896285), (7980, 10169866), (9310, 8717028), (11172, 7264190), (13965, 5811352), (15960, 5084933), (18620, 4358514), (22344, 3632095), (27930, 2905676), (37240, 2179257), (55860, 1452838), (111720, 726419)]