644133060

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1231}}^1$

素因数の和:1288

約数の個数: 240

約数和(自身を含む): 2253968640

約数和(自身を除く): 1609835580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 19, 20, 27, 30, 34, 36, 38, 45, 51, 54, 57, 60, 68, 76, 81, 85, 90, 95, 102, 108, 114, 135, 153, 162, 170, 171, 180, 190, 204, 228, 255, 270, 285, 306, 323, 324, 340, 342, 380, 405, 459, 510, 513, 540, 570, 612, 646, 684, 765, 810, 855, 918, 969, 1020, 1026, 1140, 1231, 1292, 1377, 1530, 1539, 1615, 1620, 1710, 1836, 1938, 2052, 2295, 2462, 2565, 2754, 2907, 3060, 3078, 3230, 3420, 3693, 3876, 4590, 4845, 4924, 5130, 5508, 5814, 6155, 6156, 6460, 6885, 7386, 7695, 8721, 9180, 9690, 10260, 11079, 11628, 12310, 13770, 14535, 14772, 15390, 17442, 18465, 19380, 20927, 22158, 23389, 24620, 26163, 27540, 29070, 30780, 33237, 34884, 36930, 41854, 43605, 44316, 46778, 52326, 55395, 58140, 62781, 66474, 70167, 73860, 83708, 87210, 93556, 99711, 104635, 104652, 110790, 116945, 125562, 130815, 132948, 140334, 166185, 174420, 188343, 199422, 209270, 210501, 221580, 233890, 251124, 261630, 280668, 313905, 332370, 350835, 376686, 397613, 398844, 418540, 421002, 467780, 498555, 523260, 565029, 627810, 631503, 664740, 701670, 753372, 795226, 842004, 941715, 997110, 1052505, 1130058, 1192839, 1255620, 1263006, 1403340, 1590452, 1695087, 1883430, 1894509, 1988065, 1994220, 2105010, 2260116, 2385678, 2526012, 2825145, 3157515, 3390174, 3578517, 3766860, 3789018, 3976130, 4210020, 4771356, 5650290, 5964195, 6315030, 6780348, 7157034, 7578036, 7952260, 8475435, 9472545, 10735551, 11300580, 11928390, 12630060, 14314068, 16950870, 17892585, 18945090, 21471102, 23856780, 32206653, 33901740, 35785170, 37890180, 42942204, 53677755, 64413306, 71570340, 107355510, 128826612, 161033265, 214711020, 322066530, 644133060]

約数ペア:

[(1, 644133060), (2, 322066530), (3, 214711020), (4, 161033265), (5, 128826612), (6, 107355510), (9, 71570340), (10, 64413306), (12, 53677755), (15, 42942204), (17, 37890180), (18, 35785170), (19, 33901740), (20, 32206653), (27, 23856780), (30, 21471102), (34, 18945090), (36, 17892585), (38, 16950870), (45, 14314068), (51, 12630060), (54, 11928390), (57, 11300580), (60, 10735551), (68, 9472545), (76, 8475435), (81, 7952260), (85, 7578036), (90, 7157034), (95, 6780348), (102, 6315030), (108, 5964195), (114, 5650290), (135, 4771356), (153, 4210020), (162, 3976130), (170, 3789018), (171, 3766860), (180, 3578517), (190, 3390174), (204, 3157515), (228, 2825145), (255, 2526012), (270, 2385678), (285, 2260116), (306, 2105010), (323, 1994220), (324, 1988065), (340, 1894509), (342, 1883430), (380, 1695087), (405, 1590452), (459, 1403340), (510, 1263006), (513, 1255620), (540, 1192839), (570, 1130058), (612, 1052505), (646, 997110), (684, 941715), (765, 842004), (810, 795226), (855, 753372), (918, 701670), (969, 664740), (1020, 631503), (1026, 627810), (1140, 565029), (1231, 523260), (1292, 498555), (1377, 467780), (1530, 421002), (1539, 418540), (1615, 398844), (1620, 397613), (1710, 376686), (1836, 350835), (1938, 332370), (2052, 313905), (2295, 280668), (2462, 261630), (2565, 251124), (2754, 233890), (2907, 221580), (3060, 210501), (3078, 209270), (3230, 199422), (3420, 188343), (3693, 174420), (3876, 166185), (4590, 140334), (4845, 132948), (4924, 130815), (5130, 125562), (5508, 116945), (5814, 110790), (6155, 104652), (6156, 104635), (6460, 99711), (6885, 93556), (7386, 87210), (7695, 83708), (8721, 73860), (9180, 70167), (9690, 66474), (10260, 62781), (11079, 58140), (11628, 55395), (12310, 52326), (13770, 46778), (14535, 44316), (14772, 43605), (15390, 41854), (17442, 36930), (18465, 34884), (19380, 33237), (20927, 30780), (22158, 29070), (23389, 27540), (24620, 26163)]