641460060

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{241}}^1$

素因数の和:346

約数の個数: 240

約数和(自身を含む): 2125170432

約数和(自身を除く): 1483710372

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 53, 54, 60, 62, 81, 90, 93, 106, 108, 124, 135, 155, 159, 162, 180, 186, 212, 241, 265, 270, 279, 310, 318, 324, 372, 405, 465, 477, 482, 530, 540, 558, 620, 636, 723, 795, 810, 837, 930, 954, 964, 1060, 1116, 1205, 1395, 1431, 1446, 1590, 1620, 1643, 1674, 1860, 1908, 2169, 2385, 2410, 2511, 2790, 2862, 2892, 3180, 3286, 3348, 3615, 4185, 4293, 4338, 4770, 4820, 4929, 5022, 5580, 5724, 6507, 6572, 7155, 7230, 7471, 8215, 8370, 8586, 8676, 9540, 9858, 10044, 10845, 12555, 12773, 13014, 14310, 14460, 14787, 14942, 16430, 16740, 17172, 19521, 19716, 21465, 21690, 22413, 24645, 25110, 25546, 26028, 28620, 29574, 29884, 32535, 32860, 37355, 38319, 39042, 42930, 43380, 44361, 44826, 49290, 50220, 51092, 59148, 63865, 65070, 67239, 73935, 74710, 76638, 78084, 85860, 88722, 89652, 97605, 98580, 112065, 114957, 127730, 130140, 133083, 134478, 147870, 149420, 153276, 177444, 191595, 195210, 201717, 221805, 224130, 229914, 255460, 266166, 268956, 295740, 336195, 344871, 383190, 390420, 395963, 403434, 443610, 448260, 459828, 532332, 574785, 605151, 665415, 672390, 689742, 766380, 791926, 806868, 887220, 1008585, 1034613, 1149570, 1187889, 1210302, 1330830, 1344780, 1379484, 1583852, 1724355, 1979815, 2017170, 2069226, 2299140, 2375778, 2420604, 2661660, 3025755, 3448710, 3563667, 3959630, 4034340, 4138452, 4751556, 5173065, 5939445, 6051510, 6897420, 7127334, 7919260, 10346130, 10691001, 11878890, 12103020, 14254668, 17818335, 20692260, 21382002, 23757780, 32073003, 35636670, 42764004, 53455005, 64146006, 71273340, 106910010, 128292012, 160365015, 213820020, 320730030, 641460060]

約数ペア:

[(1, 641460060), (2, 320730030), (3, 213820020), (4, 160365015), (5, 128292012), (6, 106910010), (9, 71273340), (10, 64146006), (12, 53455005), (15, 42764004), (18, 35636670), (20, 32073003), (27, 23757780), (30, 21382002), (31, 20692260), (36, 17818335), (45, 14254668), (53, 12103020), (54, 11878890), (60, 10691001), (62, 10346130), (81, 7919260), (90, 7127334), (93, 6897420), (106, 6051510), (108, 5939445), (124, 5173065), (135, 4751556), (155, 4138452), (159, 4034340), (162, 3959630), (180, 3563667), (186, 3448710), (212, 3025755), (241, 2661660), (265, 2420604), (270, 2375778), (279, 2299140), (310, 2069226), (318, 2017170), (324, 1979815), (372, 1724355), (405, 1583852), (465, 1379484), (477, 1344780), (482, 1330830), (530, 1210302), (540, 1187889), (558, 1149570), (620, 1034613), (636, 1008585), (723, 887220), (795, 806868), (810, 791926), (837, 766380), (930, 689742), (954, 672390), (964, 665415), (1060, 605151), (1116, 574785), (1205, 532332), (1395, 459828), (1431, 448260), (1446, 443610), (1590, 403434), (1620, 395963), (1643, 390420), (1674, 383190), (1860, 344871), (1908, 336195), (2169, 295740), (2385, 268956), (2410, 266166), (2511, 255460), (2790, 229914), (2862, 224130), (2892, 221805), (3180, 201717), (3286, 195210), (3348, 191595), (3615, 177444), (4185, 153276), (4293, 149420), (4338, 147870), (4770, 134478), (4820, 133083), (4929, 130140), (5022, 127730), (5580, 114957), (5724, 112065), (6507, 98580), (6572, 97605), (7155, 89652), (7230, 88722), (7471, 85860), (8215, 78084), (8370, 76638), (8586, 74710), (8676, 73935), (9540, 67239), (9858, 65070), (10044, 63865), (10845, 59148), (12555, 51092), (12773, 50220), (13014, 49290), (14310, 44826), (14460, 44361), (14787, 43380), (14942, 42930), (16430, 39042), (16740, 38319), (17172, 37355), (19521, 32860), (19716, 32535), (21465, 29884), (21690, 29574), (22413, 28620), (24645, 26028), (25110, 25546)]