2003899520

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{307}}^1$

素因数の和:411

約数の個数: 256

約数和(自身を含む): 5790597120

約数和(自身を除く): 3786697600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 47, 56, 62, 64, 70, 80, 94, 112, 124, 128, 140, 155, 160, 188, 217, 224, 235, 248, 280, 307, 310, 320, 329, 376, 434, 448, 470, 496, 560, 614, 620, 640, 658, 752, 868, 896, 940, 992, 1085, 1120, 1228, 1240, 1316, 1457, 1504, 1535, 1645, 1736, 1880, 1984, 2149, 2170, 2240, 2456, 2480, 2632, 2914, 3008, 3070, 3290, 3472, 3760, 3968, 4298, 4340, 4480, 4912, 4960, 5264, 5828, 6016, 6140, 6580, 6944, 7285, 7520, 8596, 8680, 9517, 9824, 9920, 10199, 10528, 10745, 11656, 12280, 13160, 13888, 14429, 14570, 15040, 17192, 17360, 19034, 19648, 19840, 20398, 21056, 21490, 23312, 24560, 26320, 27776, 28858, 29140, 30080, 34384, 34720, 38068, 39296, 40796, 42112, 42980, 46624, 47585, 49120, 50995, 52640, 57716, 58280, 66619, 68768, 69440, 72145, 76136, 81592, 85960, 93248, 95170, 98240, 101003, 101990, 105280, 115432, 116560, 133238, 137536, 138880, 144290, 152272, 163184, 171920, 186496, 190340, 196480, 202006, 203980, 210560, 230864, 233120, 266476, 275072, 288580, 304544, 326368, 333095, 343840, 380680, 404012, 407960, 447299, 461728, 466240, 505015, 532952, 577160, 609088, 652736, 666190, 687680, 761360, 808024, 815920, 894598, 923456, 932480, 1010030, 1065904, 1154320, 1218176, 1305472, 1332380, 1375360, 1522720, 1616048, 1631840, 1789196, 1846912, 2020060, 2131808, 2236495, 2308640, 2664760, 3045440, 3131093, 3232096, 3263680, 3578392, 4040120, 4263616, 4472990, 4617280, 5329520, 6090880, 6262186, 6464192, 6527360, 7156784, 8080240, 8527232, 8945980, 9234560, 10659040, 12524372, 12928384, 14313568, 15655465, 16160480, 17891960, 21318080, 25048744, 28627136, 31310930, 32320960, 35783920, 42636160, 50097488, 57254272, 62621860, 64641920, 71567840, 100194976, 125243720, 143135680, 200389952, 250487440, 286271360, 400779904, 500974880, 1001949760, 2003899520]

約数ペア:

[(1, 2003899520), (2, 1001949760), (4, 500974880), (5, 400779904), (7, 286271360), (8, 250487440), (10, 200389952), (14, 143135680), (16, 125243720), (20, 100194976), (28, 71567840), (31, 64641920), (32, 62621860), (35, 57254272), (40, 50097488), (47, 42636160), (56, 35783920), (62, 32320960), (64, 31310930), (70, 28627136), (80, 25048744), (94, 21318080), (112, 17891960), (124, 16160480), (128, 15655465), (140, 14313568), (155, 12928384), (160, 12524372), (188, 10659040), (217, 9234560), (224, 8945980), (235, 8527232), (248, 8080240), (280, 7156784), (307, 6527360), (310, 6464192), (320, 6262186), (329, 6090880), (376, 5329520), (434, 4617280), (448, 4472990), (470, 4263616), (496, 4040120), (560, 3578392), (614, 3263680), (620, 3232096), (640, 3131093), (658, 3045440), (752, 2664760), (868, 2308640), (896, 2236495), (940, 2131808), (992, 2020060), (1085, 1846912), (1120, 1789196), (1228, 1631840), (1240, 1616048), (1316, 1522720), (1457, 1375360), (1504, 1332380), (1535, 1305472), (1645, 1218176), (1736, 1154320), (1880, 1065904), (1984, 1010030), (2149, 932480), (2170, 923456), (2240, 894598), (2456, 815920), (2480, 808024), (2632, 761360), (2914, 687680), (3008, 666190), (3070, 652736), (3290, 609088), (3472, 577160), (3760, 532952), (3968, 505015), (4298, 466240), (4340, 461728), (4480, 447299), (4912, 407960), (4960, 404012), (5264, 380680), (5828, 343840), (6016, 333095), (6140, 326368), (6580, 304544), (6944, 288580), (7285, 275072), (7520, 266476), (8596, 233120), (8680, 230864), (9517, 210560), (9824, 203980), (9920, 202006), (10199, 196480), (10528, 190340), (10745, 186496), (11656, 171920), (12280, 163184), (13160, 152272), (13888, 144290), (14429, 138880), (14570, 137536), (15040, 133238), (17192, 116560), (17360, 115432), (19034, 105280), (19648, 101990), (19840, 101003), (20398, 98240), (21056, 95170), (21490, 93248), (23312, 85960), (24560, 81592), (26320, 76136), (27776, 72145), (28858, 69440), (29140, 68768), (30080, 66619), (34384, 58280), (34720, 57716), (38068, 52640), (39296, 50995), (40796, 49120), (42112, 47585), (42980, 46624)]