398121480

素因数分解:

$2^3\times 3^8\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:113

約数の個数: 288

約数和(自身を含む): 1413561240

約数和(自身を除く): 1015439760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 37, 40, 41, 45, 54, 60, 72, 74, 81, 82, 90, 108, 111, 120, 123, 135, 148, 162, 164, 180, 185, 205, 216, 222, 243, 246, 270, 296, 324, 328, 333, 360, 369, 370, 405, 410, 444, 486, 492, 540, 555, 615, 648, 666, 729, 738, 740, 810, 820, 888, 972, 984, 999, 1080, 1107, 1110, 1215, 1230, 1332, 1458, 1476, 1480, 1517, 1620, 1640, 1665, 1845, 1944, 1998, 2187, 2214, 2220, 2430, 2460, 2664, 2916, 2952, 2997, 3034, 3240, 3321, 3330, 3645, 3690, 3996, 4374, 4428, 4440, 4551, 4860, 4920, 4995, 5535, 5832, 5994, 6068, 6561, 6642, 6660, 7290, 7380, 7585, 7992, 8748, 8856, 8991, 9102, 9720, 9963, 9990, 10935, 11070, 11988, 12136, 13122, 13284, 13320, 13653, 14580, 14760, 14985, 15170, 16605, 17496, 17982, 18204, 19926, 19980, 21870, 22140, 22755, 23976, 26244, 26568, 26973, 27306, 29160, 29889, 29970, 30340, 32805, 33210, 35964, 36408, 39852, 39960, 40959, 43740, 44280, 44955, 45510, 49815, 52488, 53946, 54612, 59778, 59940, 60680, 65610, 66420, 68265, 71928, 79704, 80919, 81918, 87480, 89667, 89910, 91020, 99630, 107892, 109224, 119556, 119880, 122877, 131220, 132840, 134865, 136530, 149445, 161838, 163836, 179334, 179820, 182040, 199260, 204795, 215784, 239112, 242757, 245754, 262440, 269001, 269730, 273060, 298890, 323676, 327672, 358668, 359640, 368631, 398520, 404595, 409590, 448335, 485514, 491508, 538002, 539460, 546120, 597780, 614385, 647352, 717336, 737262, 809190, 819180, 896670, 971028, 983016, 1076004, 1078920, 1105893, 1195560, 1213785, 1228770, 1345005, 1474524, 1618380, 1638360, 1793340, 1843155, 1942056, 2152008, 2211786, 2427570, 2457540, 2690010, 2949048, 3236760, 3317679, 3586680, 3686310, 4423572, 4855140, 4915080, 5380020, 5529465, 6635358, 7372620, 8847144, 9710280, 9953037, 10760040, 11058930, 13270716, 14745240, 16588395, 19906074, 22117860, 26541432, 33176790, 39812148, 44235720, 49765185, 66353580, 79624296, 99530370, 132707160, 199060740, 398121480]

約数ペア:

[(1, 398121480), (2, 199060740), (3, 132707160), (4, 99530370), (5, 79624296), (6, 66353580), (8, 49765185), (9, 44235720), (10, 39812148), (12, 33176790), (15, 26541432), (18, 22117860), (20, 19906074), (24, 16588395), (27, 14745240), (30, 13270716), (36, 11058930), (37, 10760040), (40, 9953037), (41, 9710280), (45, 8847144), (54, 7372620), (60, 6635358), (72, 5529465), (74, 5380020), (81, 4915080), (82, 4855140), (90, 4423572), (108, 3686310), (111, 3586680), (120, 3317679), (123, 3236760), (135, 2949048), (148, 2690010), (162, 2457540), (164, 2427570), (180, 2211786), (185, 2152008), (205, 1942056), (216, 1843155), (222, 1793340), (243, 1638360), (246, 1618380), (270, 1474524), (296, 1345005), (324, 1228770), (328, 1213785), (333, 1195560), (360, 1105893), (369, 1078920), (370, 1076004), (405, 983016), (410, 971028), (444, 896670), (486, 819180), (492, 809190), (540, 737262), (555, 717336), (615, 647352), (648, 614385), (666, 597780), (729, 546120), (738, 539460), (740, 538002), (810, 491508), (820, 485514), (888, 448335), (972, 409590), (984, 404595), (999, 398520), (1080, 368631), (1107, 359640), (1110, 358668), (1215, 327672), (1230, 323676), (1332, 298890), (1458, 273060), (1476, 269730), (1480, 269001), (1517, 262440), (1620, 245754), (1640, 242757), (1665, 239112), (1845, 215784), (1944, 204795), (1998, 199260), (2187, 182040), (2214, 179820), (2220, 179334), (2430, 163836), (2460, 161838), (2664, 149445), (2916, 136530), (2952, 134865), (2997, 132840), (3034, 131220), (3240, 122877), (3321, 119880), (3330, 119556), (3645, 109224), (3690, 107892), (3996, 99630), (4374, 91020), (4428, 89910), (4440, 89667), (4551, 87480), (4860, 81918), (4920, 80919), (4995, 79704), (5535, 71928), (5832, 68265), (5994, 66420), (6068, 65610), (6561, 60680), (6642, 59940), (6660, 59778), (7290, 54612), (7380, 53946), (7585, 52488), (7992, 49815), (8748, 45510), (8856, 44955), (8991, 44280), (9102, 43740), (9720, 40959), (9963, 39960), (9990, 39852), (10935, 36408), (11070, 35964), (11988, 33210), (12136, 32805), (13122, 30340), (13284, 29970), (13320, 29889), (13653, 29160), (14580, 27306), (14760, 26973), (14985, 26568), (15170, 26244), (16605, 23976), (17496, 22755), (17982, 22140), (18204, 21870), (19926, 19980)]