1995575680

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{181}}^1$

素因数の和:337

約数の個数: 256

約数和(自身を含む): 5774146560

約数和(自身を除く): 3778570880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 64, 70, 80, 92, 107, 112, 115, 128, 140, 160, 161, 181, 184, 214, 224, 230, 280, 320, 322, 362, 368, 428, 448, 460, 535, 560, 640, 644, 724, 736, 749, 805, 856, 896, 905, 920, 1070, 1120, 1267, 1288, 1448, 1472, 1498, 1610, 1712, 1810, 1840, 2140, 2240, 2461, 2534, 2576, 2896, 2944, 2996, 3220, 3424, 3620, 3680, 3745, 4163, 4280, 4480, 4922, 5068, 5152, 5792, 5992, 6335, 6440, 6848, 7240, 7360, 7490, 8326, 8560, 9844, 10136, 10304, 11584, 11984, 12305, 12670, 12880, 13696, 14480, 14720, 14980, 16652, 17120, 17227, 19367, 19688, 20272, 20608, 20815, 23168, 23968, 24610, 25340, 25760, 28960, 29141, 29960, 33304, 34240, 34454, 38734, 39376, 40544, 41630, 47936, 49220, 50680, 51520, 57920, 58282, 59920, 66608, 68480, 68908, 77468, 78752, 81088, 83260, 86135, 95872, 96835, 98440, 101360, 103040, 115840, 116564, 119840, 133216, 135569, 137816, 145705, 154936, 157504, 162176, 166520, 172270, 193670, 196880, 202720, 233128, 239680, 266432, 271138, 275632, 291410, 309872, 315008, 333040, 344540, 387340, 393760, 405440, 445441, 466256, 479360, 532864, 542276, 551264, 582820, 619744, 666080, 677845, 689080, 774680, 787520, 810880, 890882, 932512, 1084552, 1102528, 1165640, 1239488, 1332160, 1355690, 1378160, 1549360, 1575040, 1781764, 1865024, 2169104, 2205056, 2227205, 2331280, 2478976, 2664320, 2711380, 2756320, 3098720, 3118087, 3563528, 3730048, 4338208, 4454410, 4662560, 5422760, 5512640, 6197440, 6236174, 7127056, 8676416, 8908820, 9325120, 10845520, 11025280, 12394880, 12472348, 14254112, 15590435, 17352832, 17817640, 18650240, 21691040, 24944696, 28508224, 31180870, 35635280, 43382080, 49889392, 57016448, 62361740, 71270560, 86764160, 99778784, 124723480, 142541120, 199557568, 249446960, 285082240, 399115136, 498893920, 997787840, 1995575680]

約数ペア:

[(1, 1995575680), (2, 997787840), (4, 498893920), (5, 399115136), (7, 285082240), (8, 249446960), (10, 199557568), (14, 142541120), (16, 124723480), (20, 99778784), (23, 86764160), (28, 71270560), (32, 62361740), (35, 57016448), (40, 49889392), (46, 43382080), (56, 35635280), (64, 31180870), (70, 28508224), (80, 24944696), (92, 21691040), (107, 18650240), (112, 17817640), (115, 17352832), (128, 15590435), (140, 14254112), (160, 12472348), (161, 12394880), (181, 11025280), (184, 10845520), (214, 9325120), (224, 8908820), (230, 8676416), (280, 7127056), (320, 6236174), (322, 6197440), (362, 5512640), (368, 5422760), (428, 4662560), (448, 4454410), (460, 4338208), (535, 3730048), (560, 3563528), (640, 3118087), (644, 3098720), (724, 2756320), (736, 2711380), (749, 2664320), (805, 2478976), (856, 2331280), (896, 2227205), (905, 2205056), (920, 2169104), (1070, 1865024), (1120, 1781764), (1267, 1575040), (1288, 1549360), (1448, 1378160), (1472, 1355690), (1498, 1332160), (1610, 1239488), (1712, 1165640), (1810, 1102528), (1840, 1084552), (2140, 932512), (2240, 890882), (2461, 810880), (2534, 787520), (2576, 774680), (2896, 689080), (2944, 677845), (2996, 666080), (3220, 619744), (3424, 582820), (3620, 551264), (3680, 542276), (3745, 532864), (4163, 479360), (4280, 466256), (4480, 445441), (4922, 405440), (5068, 393760), (5152, 387340), (5792, 344540), (5992, 333040), (6335, 315008), (6440, 309872), (6848, 291410), (7240, 275632), (7360, 271138), (7490, 266432), (8326, 239680), (8560, 233128), (9844, 202720), (10136, 196880), (10304, 193670), (11584, 172270), (11984, 166520), (12305, 162176), (12670, 157504), (12880, 154936), (13696, 145705), (14480, 137816), (14720, 135569), (14980, 133216), (16652, 119840), (17120, 116564), (17227, 115840), (19367, 103040), (19688, 101360), (20272, 98440), (20608, 96835), (20815, 95872), (23168, 86135), (23968, 83260), (24610, 81088), (25340, 78752), (25760, 77468), (28960, 68908), (29141, 68480), (29960, 66608), (33304, 59920), (34240, 58282), (34454, 57920), (38734, 51520), (39376, 50680), (40544, 49220), (41630, 47936)]