30961560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:122

約数の個数: 256

約数和(自身を含む): 116121600

約数和(自身を除く): 85160040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 29, 30, 31, 35, 40, 41, 42, 56, 58, 60, 62, 70, 82, 84, 87, 93, 105, 116, 120, 123, 124, 140, 145, 155, 164, 168, 174, 186, 203, 205, 210, 217, 232, 246, 248, 280, 287, 290, 310, 328, 348, 372, 406, 410, 420, 434, 435, 465, 492, 574, 580, 609, 615, 620, 651, 696, 744, 812, 820, 840, 861, 868, 870, 899, 930, 984, 1015, 1085, 1148, 1160, 1189, 1218, 1230, 1240, 1271, 1302, 1435, 1624, 1640, 1722, 1736, 1740, 1798, 1860, 2030, 2170, 2296, 2378, 2436, 2460, 2542, 2604, 2697, 2870, 3045, 3255, 3444, 3480, 3567, 3596, 3720, 3813, 4060, 4305, 4340, 4495, 4756, 4872, 4920, 5084, 5208, 5394, 5740, 5945, 6090, 6293, 6355, 6510, 6888, 7134, 7192, 7626, 8120, 8323, 8610, 8680, 8897, 8990, 9512, 10168, 10788, 11480, 11890, 12180, 12586, 12710, 13020, 13485, 14268, 15252, 16646, 17220, 17794, 17835, 17980, 18879, 19065, 21576, 23780, 24360, 24969, 25172, 25420, 26040, 26691, 26970, 28536, 30504, 31465, 33292, 34440, 35588, 35670, 35960, 36859, 37758, 38130, 41615, 44485, 47560, 49938, 50344, 50840, 53382, 53940, 62930, 66584, 71176, 71340, 73718, 75516, 76260, 83230, 88970, 94395, 99876, 106764, 107880, 110577, 124845, 125860, 133455, 142680, 147436, 151032, 152520, 166460, 177940, 184295, 188790, 199752, 213528, 221154, 249690, 251720, 258013, 266910, 294872, 332920, 355880, 368590, 377580, 442308, 499380, 516026, 533820, 552885, 737180, 755160, 774039, 884616, 998760, 1032052, 1067640, 1105770, 1290065, 1474360, 1548078, 2064104, 2211540, 2580130, 3096156, 3870195, 4423080, 5160260, 6192312, 7740390, 10320520, 15480780, 30961560]

約数ペア:

[(1, 30961560), (2, 15480780), (3, 10320520), (4, 7740390), (5, 6192312), (6, 5160260), (7, 4423080), (8, 3870195), (10, 3096156), (12, 2580130), (14, 2211540), (15, 2064104), (20, 1548078), (21, 1474360), (24, 1290065), (28, 1105770), (29, 1067640), (30, 1032052), (31, 998760), (35, 884616), (40, 774039), (41, 755160), (42, 737180), (56, 552885), (58, 533820), (60, 516026), (62, 499380), (70, 442308), (82, 377580), (84, 368590), (87, 355880), (93, 332920), (105, 294872), (116, 266910), (120, 258013), (123, 251720), (124, 249690), (140, 221154), (145, 213528), (155, 199752), (164, 188790), (168, 184295), (174, 177940), (186, 166460), (203, 152520), (205, 151032), (210, 147436), (217, 142680), (232, 133455), (246, 125860), (248, 124845), (280, 110577), (287, 107880), (290, 106764), (310, 99876), (328, 94395), (348, 88970), (372, 83230), (406, 76260), (410, 75516), (420, 73718), (434, 71340), (435, 71176), (465, 66584), (492, 62930), (574, 53940), (580, 53382), (609, 50840), (615, 50344), (620, 49938), (651, 47560), (696, 44485), (744, 41615), (812, 38130), (820, 37758), (840, 36859), (861, 35960), (868, 35670), (870, 35588), (899, 34440), (930, 33292), (984, 31465), (1015, 30504), (1085, 28536), (1148, 26970), (1160, 26691), (1189, 26040), (1218, 25420), (1230, 25172), (1240, 24969), (1271, 24360), (1302, 23780), (1435, 21576), (1624, 19065), (1640, 18879), (1722, 17980), (1736, 17835), (1740, 17794), (1798, 17220), (1860, 16646), (2030, 15252), (2170, 14268), (2296, 13485), (2378, 13020), (2436, 12710), (2460, 12586), (2542, 12180), (2604, 11890), (2697, 11480), (2870, 10788), (3045, 10168), (3255, 9512), (3444, 8990), (3480, 8897), (3567, 8680), (3596, 8610), (3720, 8323), (3813, 8120), (4060, 7626), (4305, 7192), (4340, 7134), (4495, 6888), (4756, 6510), (4872, 6355), (4920, 6293), (5084, 6090), (5208, 5945), (5394, 5740)]