309270780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{239}}^1$

素因数の和:353

約数の個数: 288

約数和(自身を含む): 1174118400

約数和(自身を除く): 864847620

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 79, 84, 90, 91, 105, 117, 126, 130, 140, 156, 158, 180, 182, 195, 210, 234, 237, 239, 252, 260, 273, 315, 316, 364, 390, 395, 420, 455, 468, 474, 478, 546, 553, 585, 630, 711, 717, 780, 790, 819, 910, 948, 956, 1027, 1092, 1106, 1170, 1185, 1195, 1260, 1365, 1422, 1434, 1580, 1638, 1659, 1673, 1820, 2054, 2151, 2212, 2340, 2370, 2390, 2730, 2765, 2844, 2868, 3081, 3107, 3276, 3318, 3346, 3555, 3585, 4095, 4108, 4302, 4740, 4780, 4977, 5019, 5135, 5460, 5530, 6162, 6214, 6636, 6692, 7110, 7170, 7189, 8190, 8295, 8365, 8604, 9243, 9321, 9954, 10038, 10270, 10755, 11060, 12324, 12428, 14220, 14340, 14378, 15057, 15405, 15535, 16380, 16590, 16730, 18486, 18642, 18881, 19908, 20076, 20540, 21510, 21567, 21749, 24885, 25095, 27963, 28756, 30114, 30810, 31070, 33180, 33460, 35945, 36972, 37284, 37762, 43020, 43134, 43498, 46215, 46605, 49770, 50190, 55926, 56643, 60228, 61620, 62140, 64701, 65247, 71890, 75285, 75524, 86268, 86996, 92430, 93210, 94405, 99540, 100380, 107835, 108745, 111852, 113286, 129402, 130494, 132167, 139815, 143780, 150570, 169929, 184860, 186420, 188810, 195741, 215670, 217490, 226572, 245453, 258804, 260988, 264334, 279630, 283215, 301140, 323505, 326235, 339858, 377620, 391482, 396501, 431340, 434980, 490906, 528668, 559260, 566430, 647010, 652470, 660835, 679716, 736359, 782964, 793002, 849645, 978705, 981812, 1132860, 1189503, 1227265, 1294020, 1304940, 1321670, 1472718, 1586004, 1699290, 1718171, 1957410, 1982505, 2209077, 2379006, 2454530, 2643340, 2945436, 3398580, 3436342, 3681795, 3914820, 3965010, 4418154, 4758012, 4909060, 5154513, 5947515, 6872684, 7363590, 7930020, 8590855, 8836308, 10309026, 11045385, 11895030, 14727180, 15463539, 17181710, 20618052, 22090770, 23790060, 25772565, 30927078, 34363420, 44181540, 51545130, 61854156, 77317695, 103090260, 154635390, 309270780]

約数ペア:

[(1, 309270780), (2, 154635390), (3, 103090260), (4, 77317695), (5, 61854156), (6, 51545130), (7, 44181540), (9, 34363420), (10, 30927078), (12, 25772565), (13, 23790060), (14, 22090770), (15, 20618052), (18, 17181710), (20, 15463539), (21, 14727180), (26, 11895030), (28, 11045385), (30, 10309026), (35, 8836308), (36, 8590855), (39, 7930020), (42, 7363590), (45, 6872684), (52, 5947515), (60, 5154513), (63, 4909060), (65, 4758012), (70, 4418154), (78, 3965010), (79, 3914820), (84, 3681795), (90, 3436342), (91, 3398580), (105, 2945436), (117, 2643340), (126, 2454530), (130, 2379006), (140, 2209077), (156, 1982505), (158, 1957410), (180, 1718171), (182, 1699290), (195, 1586004), (210, 1472718), (234, 1321670), (237, 1304940), (239, 1294020), (252, 1227265), (260, 1189503), (273, 1132860), (315, 981812), (316, 978705), (364, 849645), (390, 793002), (395, 782964), (420, 736359), (455, 679716), (468, 660835), (474, 652470), (478, 647010), (546, 566430), (553, 559260), (585, 528668), (630, 490906), (711, 434980), (717, 431340), (780, 396501), (790, 391482), (819, 377620), (910, 339858), (948, 326235), (956, 323505), (1027, 301140), (1092, 283215), (1106, 279630), (1170, 264334), (1185, 260988), (1195, 258804), (1260, 245453), (1365, 226572), (1422, 217490), (1434, 215670), (1580, 195741), (1638, 188810), (1659, 186420), (1673, 184860), (1820, 169929), (2054, 150570), (2151, 143780), (2212, 139815), (2340, 132167), (2370, 130494), (2390, 129402), (2730, 113286), (2765, 111852), (2844, 108745), (2868, 107835), (3081, 100380), (3107, 99540), (3276, 94405), (3318, 93210), (3346, 92430), (3555, 86996), (3585, 86268), (4095, 75524), (4108, 75285), (4302, 71890), (4740, 65247), (4780, 64701), (4977, 62140), (5019, 61620), (5135, 60228), (5460, 56643), (5530, 55926), (6162, 50190), (6214, 49770), (6636, 46605), (6692, 46215), (7110, 43498), (7170, 43134), (7189, 43020), (8190, 37762), (8295, 37284), (8365, 36972), (8604, 35945), (9243, 33460), (9321, 33180), (9954, 31070), (10038, 30810), (10270, 30114), (10755, 28756), (11060, 27963), (12324, 25095), (12428, 24885), (14220, 21749), (14340, 21567), (14378, 21510), (15057, 20540), (15405, 20076), (15535, 19908), (16380, 18881), (16590, 18642), (16730, 18486)]