2008638800

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{317}}^1$

素因数の和:446

約数の個数: 240

約数和(自身を含む): 5789248512

約数和(自身を除く): 3780609712

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 31, 35, 40, 50, 56, 62, 70, 73, 80, 100, 112, 124, 140, 146, 155, 175, 200, 217, 248, 280, 292, 310, 317, 350, 365, 400, 434, 496, 511, 560, 584, 620, 634, 700, 730, 775, 868, 1022, 1085, 1168, 1240, 1268, 1400, 1460, 1550, 1585, 1736, 1825, 2044, 2170, 2219, 2263, 2480, 2536, 2555, 2800, 2920, 3100, 3170, 3472, 3650, 4088, 4340, 4438, 4526, 5072, 5110, 5425, 5840, 6200, 6340, 7300, 7925, 8176, 8680, 8876, 9052, 9827, 10220, 10850, 11095, 11315, 12400, 12680, 12775, 14600, 15841, 15850, 17360, 17752, 18104, 19654, 20440, 21700, 22190, 22630, 23141, 25360, 25550, 29200, 31682, 31700, 35504, 36208, 39308, 40880, 43400, 44380, 45260, 46282, 49135, 51100, 55475, 56575, 63364, 63400, 68789, 78616, 79205, 86800, 88760, 90520, 92564, 98270, 102200, 110950, 113150, 115705, 126728, 126800, 137578, 157232, 158410, 161987, 177520, 181040, 185128, 196540, 204400, 221900, 226300, 231410, 245675, 253456, 275156, 316820, 323974, 343945, 370256, 393080, 396025, 443800, 452600, 462820, 491350, 550312, 578525, 633640, 647948, 687890, 717371, 786160, 792050, 809935, 887600, 905200, 925640, 982700, 1100624, 1157050, 1267280, 1295896, 1375780, 1434742, 1584100, 1619870, 1719725, 1851280, 1965400, 2314100, 2591792, 2751560, 2869484, 3168200, 3239740, 3439450, 3586855, 3930800, 4049675, 4628200, 5021597, 5503120, 5738968, 6336400, 6479480, 6878900, 7173710, 8099350, 9256400, 10043194, 11477936, 12958960, 13757800, 14347420, 16198700, 17934275, 20086388, 25107985, 27515600, 28694840, 32397400, 35868550, 40172776, 50215970, 57389680, 64794800, 71737100, 80345552, 100431940, 125539925, 143474200, 200863880, 251079850, 286948400, 401727760, 502159700, 1004319400, 2008638800]

約数ペア:

[(1, 2008638800), (2, 1004319400), (4, 502159700), (5, 401727760), (7, 286948400), (8, 251079850), (10, 200863880), (14, 143474200), (16, 125539925), (20, 100431940), (25, 80345552), (28, 71737100), (31, 64794800), (35, 57389680), (40, 50215970), (50, 40172776), (56, 35868550), (62, 32397400), (70, 28694840), (73, 27515600), (80, 25107985), (100, 20086388), (112, 17934275), (124, 16198700), (140, 14347420), (146, 13757800), (155, 12958960), (175, 11477936), (200, 10043194), (217, 9256400), (248, 8099350), (280, 7173710), (292, 6878900), (310, 6479480), (317, 6336400), (350, 5738968), (365, 5503120), (400, 5021597), (434, 4628200), (496, 4049675), (511, 3930800), (560, 3586855), (584, 3439450), (620, 3239740), (634, 3168200), (700, 2869484), (730, 2751560), (775, 2591792), (868, 2314100), (1022, 1965400), (1085, 1851280), (1168, 1719725), (1240, 1619870), (1268, 1584100), (1400, 1434742), (1460, 1375780), (1550, 1295896), (1585, 1267280), (1736, 1157050), (1825, 1100624), (2044, 982700), (2170, 925640), (2219, 905200), (2263, 887600), (2480, 809935), (2536, 792050), (2555, 786160), (2800, 717371), (2920, 687890), (3100, 647948), (3170, 633640), (3472, 578525), (3650, 550312), (4088, 491350), (4340, 462820), (4438, 452600), (4526, 443800), (5072, 396025), (5110, 393080), (5425, 370256), (5840, 343945), (6200, 323974), (6340, 316820), (7300, 275156), (7925, 253456), (8176, 245675), (8680, 231410), (8876, 226300), (9052, 221900), (9827, 204400), (10220, 196540), (10850, 185128), (11095, 181040), (11315, 177520), (12400, 161987), (12680, 158410), (12775, 157232), (14600, 137578), (15841, 126800), (15850, 126728), (17360, 115705), (17752, 113150), (18104, 110950), (19654, 102200), (20440, 98270), (21700, 92564), (22190, 90520), (22630, 88760), (23141, 86800), (25360, 79205), (25550, 78616), (29200, 68789), (31682, 63400), (31700, 63364), (35504, 56575), (36208, 55475), (39308, 51100), (40880, 49135), (43400, 46282), (44380, 45260)]