1915193640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{433}}^1$

素因数の和:548

約数の個数: 256

約数和(自身を含む): 6299596800

約数和(自身を除く): 4384403160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 31, 40, 41, 58, 60, 62, 82, 87, 93, 116, 120, 123, 124, 145, 155, 164, 174, 186, 205, 232, 246, 248, 290, 310, 328, 348, 372, 410, 433, 435, 465, 492, 580, 615, 620, 696, 744, 820, 866, 870, 899, 930, 984, 1160, 1189, 1230, 1240, 1271, 1299, 1640, 1732, 1740, 1798, 1860, 2165, 2378, 2460, 2542, 2598, 2697, 3464, 3480, 3567, 3596, 3720, 3813, 4330, 4495, 4756, 4920, 5084, 5196, 5394, 5945, 6355, 6495, 7134, 7192, 7626, 8660, 8990, 9512, 10168, 10392, 10788, 11890, 12557, 12710, 12990, 13423, 13485, 14268, 15252, 17320, 17753, 17835, 17980, 19065, 21576, 23780, 25114, 25420, 25980, 26846, 26970, 28536, 30504, 35506, 35670, 35960, 36859, 37671, 38130, 40269, 47560, 50228, 50840, 51960, 53259, 53692, 53940, 62785, 67115, 71012, 71340, 73718, 75342, 76260, 80538, 88765, 100456, 106518, 107384, 107880, 110577, 125570, 134230, 142024, 142680, 147436, 150684, 152520, 161076, 177530, 184295, 188355, 201345, 213036, 221154, 251140, 266295, 268460, 294872, 301368, 322152, 355060, 368590, 376710, 389267, 402690, 426072, 442308, 502280, 514837, 532590, 536920, 550343, 552885, 710120, 737180, 753420, 778534, 805380, 884616, 1029674, 1065180, 1100686, 1105770, 1167801, 1474360, 1506840, 1544511, 1557068, 1610760, 1651029, 1946335, 2059348, 2130360, 2201372, 2211540, 2335602, 2574185, 2751715, 3089022, 3114136, 3302058, 3892670, 4118696, 4402744, 4423080, 4671204, 5148370, 5503430, 5839005, 6178044, 6604116, 7722555, 7785340, 8255145, 9342408, 10296740, 11006860, 11678010, 12356088, 13208232, 15445110, 15570680, 15959947, 16510290, 20593480, 22013720, 23356020, 30890220, 31919894, 33020580, 46712040, 47879841, 61780440, 63839788, 66041160, 79799735, 95759682, 127679576, 159599470, 191519364, 239399205, 319198940, 383038728, 478798410, 638397880, 957596820, 1915193640]

約数ペア:

[(1, 1915193640), (2, 957596820), (3, 638397880), (4, 478798410), (5, 383038728), (6, 319198940), (8, 239399205), (10, 191519364), (12, 159599470), (15, 127679576), (20, 95759682), (24, 79799735), (29, 66041160), (30, 63839788), (31, 61780440), (40, 47879841), (41, 46712040), (58, 33020580), (60, 31919894), (62, 30890220), (82, 23356020), (87, 22013720), (93, 20593480), (116, 16510290), (120, 15959947), (123, 15570680), (124, 15445110), (145, 13208232), (155, 12356088), (164, 11678010), (174, 11006860), (186, 10296740), (205, 9342408), (232, 8255145), (246, 7785340), (248, 7722555), (290, 6604116), (310, 6178044), (328, 5839005), (348, 5503430), (372, 5148370), (410, 4671204), (433, 4423080), (435, 4402744), (465, 4118696), (492, 3892670), (580, 3302058), (615, 3114136), (620, 3089022), (696, 2751715), (744, 2574185), (820, 2335602), (866, 2211540), (870, 2201372), (899, 2130360), (930, 2059348), (984, 1946335), (1160, 1651029), (1189, 1610760), (1230, 1557068), (1240, 1544511), (1271, 1506840), (1299, 1474360), (1640, 1167801), (1732, 1105770), (1740, 1100686), (1798, 1065180), (1860, 1029674), (2165, 884616), (2378, 805380), (2460, 778534), (2542, 753420), (2598, 737180), (2697, 710120), (3464, 552885), (3480, 550343), (3567, 536920), (3596, 532590), (3720, 514837), (3813, 502280), (4330, 442308), (4495, 426072), (4756, 402690), (4920, 389267), (5084, 376710), (5196, 368590), (5394, 355060), (5945, 322152), (6355, 301368), (6495, 294872), (7134, 268460), (7192, 266295), (7626, 251140), (8660, 221154), (8990, 213036), (9512, 201345), (10168, 188355), (10392, 184295), (10788, 177530), (11890, 161076), (12557, 152520), (12710, 150684), (12990, 147436), (13423, 142680), (13485, 142024), (14268, 134230), (15252, 125570), (17320, 110577), (17753, 107880), (17835, 107384), (17980, 106518), (19065, 100456), (21576, 88765), (23780, 80538), (25114, 76260), (25420, 75342), (25980, 73718), (26846, 71340), (26970, 71012), (28536, 67115), (30504, 62785), (35506, 53940), (35670, 53692), (35960, 53259), (36859, 51960), (37671, 50840), (38130, 50228), (40269, 47560)]