2491865200

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{727}}^1$

素因数の和:816

約数の個数: 240

約数和(自身を含む): 7052048640

約数和(自身を除く): 4560183440

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 25, 38, 40, 41, 44, 50, 55, 76, 80, 82, 88, 95, 100, 110, 152, 164, 176, 190, 200, 205, 209, 220, 275, 304, 328, 380, 400, 410, 418, 440, 451, 475, 550, 656, 727, 760, 779, 820, 836, 880, 902, 950, 1025, 1045, 1100, 1454, 1520, 1558, 1640, 1672, 1804, 1900, 2050, 2090, 2200, 2255, 2908, 3116, 3280, 3344, 3608, 3635, 3800, 3895, 4100, 4180, 4400, 4510, 5225, 5816, 6232, 7216, 7270, 7600, 7790, 7997, 8200, 8360, 8569, 9020, 10450, 11275, 11632, 12464, 13813, 14540, 15580, 15994, 16400, 16720, 17138, 18040, 18175, 19475, 20900, 22550, 27626, 29080, 29807, 31160, 31988, 34276, 36080, 36350, 38950, 39985, 41800, 42845, 45100, 55252, 58160, 59614, 62320, 63976, 68552, 69065, 72700, 77900, 79970, 83600, 85690, 90200, 110504, 119228, 127952, 137104, 138130, 145400, 149035, 151943, 155800, 159940, 171380, 180400, 199925, 214225, 221008, 238456, 276260, 290800, 298070, 303886, 311600, 319880, 327877, 342760, 345325, 399850, 428450, 476912, 552520, 566333, 596140, 607772, 639760, 655754, 685520, 690650, 745175, 759715, 799700, 856900, 1105040, 1132666, 1192280, 1215544, 1311508, 1381300, 1490350, 1519430, 1599400, 1639385, 1713800, 2265332, 2384560, 2431088, 2623016, 2762600, 2831665, 2980700, 3038860, 3198800, 3278770, 3427600, 3798575, 4530664, 5246032, 5525200, 5663330, 5961400, 6077720, 6229663, 6557540, 7597150, 8196925, 9061328, 11326660, 11922800, 12155440, 12459326, 13115080, 14158325, 15194300, 16393850, 22653320, 24918652, 26230160, 28316650, 30388600, 31148315, 32787700, 45306640, 49837304, 56633300, 60777200, 62296630, 65575400, 99674608, 113266600, 124593260, 131150800, 155741575, 226533200, 249186520, 311483150, 498373040, 622966300, 1245932600, 2491865200]

約数ペア:

[(1, 2491865200), (2, 1245932600), (4, 622966300), (5, 498373040), (8, 311483150), (10, 249186520), (11, 226533200), (16, 155741575), (19, 131150800), (20, 124593260), (22, 113266600), (25, 99674608), (38, 65575400), (40, 62296630), (41, 60777200), (44, 56633300), (50, 49837304), (55, 45306640), (76, 32787700), (80, 31148315), (82, 30388600), (88, 28316650), (95, 26230160), (100, 24918652), (110, 22653320), (152, 16393850), (164, 15194300), (176, 14158325), (190, 13115080), (200, 12459326), (205, 12155440), (209, 11922800), (220, 11326660), (275, 9061328), (304, 8196925), (328, 7597150), (380, 6557540), (400, 6229663), (410, 6077720), (418, 5961400), (440, 5663330), (451, 5525200), (475, 5246032), (550, 4530664), (656, 3798575), (727, 3427600), (760, 3278770), (779, 3198800), (820, 3038860), (836, 2980700), (880, 2831665), (902, 2762600), (950, 2623016), (1025, 2431088), (1045, 2384560), (1100, 2265332), (1454, 1713800), (1520, 1639385), (1558, 1599400), (1640, 1519430), (1672, 1490350), (1804, 1381300), (1900, 1311508), (2050, 1215544), (2090, 1192280), (2200, 1132666), (2255, 1105040), (2908, 856900), (3116, 799700), (3280, 759715), (3344, 745175), (3608, 690650), (3635, 685520), (3800, 655754), (3895, 639760), (4100, 607772), (4180, 596140), (4400, 566333), (4510, 552520), (5225, 476912), (5816, 428450), (6232, 399850), (7216, 345325), (7270, 342760), (7600, 327877), (7790, 319880), (7997, 311600), (8200, 303886), (8360, 298070), (8569, 290800), (9020, 276260), (10450, 238456), (11275, 221008), (11632, 214225), (12464, 199925), (13813, 180400), (14540, 171380), (15580, 159940), (15994, 155800), (16400, 151943), (16720, 149035), (17138, 145400), (18040, 138130), (18175, 137104), (19475, 127952), (20900, 119228), (22550, 110504), (27626, 90200), (29080, 85690), (29807, 83600), (31160, 79970), (31988, 77900), (34276, 72700), (36080, 69065), (36350, 68552), (38950, 63976), (39985, 62320), (41800, 59614), (42845, 58160), (45100, 55252)]