642289680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1619}}^1$

素因数の和:1686

約数の個数: 240

約数和(自身を含む): 2350296000

約数和(自身を除く): 1708006320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 29, 30, 36, 38, 40, 45, 48, 57, 58, 60, 72, 76, 80, 87, 90, 95, 114, 116, 120, 144, 145, 152, 171, 174, 180, 190, 228, 232, 240, 261, 285, 290, 304, 342, 348, 360, 380, 435, 456, 464, 522, 551, 570, 580, 684, 696, 720, 760, 855, 870, 912, 1044, 1102, 1140, 1160, 1305, 1368, 1392, 1520, 1619, 1653, 1710, 1740, 2088, 2204, 2280, 2320, 2610, 2736, 2755, 3238, 3306, 3420, 3480, 4176, 4408, 4560, 4857, 4959, 5220, 5510, 6476, 6612, 6840, 6960, 8095, 8265, 8816, 9714, 9918, 10440, 11020, 12952, 13224, 13680, 14571, 16190, 16530, 19428, 19836, 20880, 22040, 24285, 24795, 25904, 26448, 29142, 30761, 32380, 33060, 38856, 39672, 44080, 46951, 48570, 49590, 58284, 61522, 64760, 66120, 72855, 77712, 79344, 92283, 93902, 97140, 99180, 116568, 123044, 129520, 132240, 140853, 145710, 153805, 184566, 187804, 194280, 198360, 233136, 234755, 246088, 276849, 281706, 291420, 307610, 369132, 375608, 388560, 396720, 422559, 461415, 469510, 492176, 553698, 563412, 582840, 615220, 704265, 738264, 751216, 845118, 892069, 922830, 939020, 1107396, 1126824, 1165680, 1230440, 1384245, 1408530, 1476528, 1690236, 1784138, 1845660, 1878040, 2112795, 2214792, 2253648, 2460880, 2676207, 2768490, 2817060, 3380472, 3568276, 3691320, 3756080, 4225590, 4429584, 4460345, 5352414, 5536980, 5634120, 6760944, 7136552, 7382640, 8028621, 8451180, 8920690, 10704828, 11073960, 11268240, 13381035, 14273104, 16057242, 16902360, 17841380, 21409656, 22147920, 26762070, 32114484, 33804720, 35682760, 40143105, 42819312, 53524140, 64228968, 71365520, 80286210, 107048280, 128457936, 160572420, 214096560, 321144840, 642289680]

約数ペア:

[(1, 642289680), (2, 321144840), (3, 214096560), (4, 160572420), (5, 128457936), (6, 107048280), (8, 80286210), (9, 71365520), (10, 64228968), (12, 53524140), (15, 42819312), (16, 40143105), (18, 35682760), (19, 33804720), (20, 32114484), (24, 26762070), (29, 22147920), (30, 21409656), (36, 17841380), (38, 16902360), (40, 16057242), (45, 14273104), (48, 13381035), (57, 11268240), (58, 11073960), (60, 10704828), (72, 8920690), (76, 8451180), (80, 8028621), (87, 7382640), (90, 7136552), (95, 6760944), (114, 5634120), (116, 5536980), (120, 5352414), (144, 4460345), (145, 4429584), (152, 4225590), (171, 3756080), (174, 3691320), (180, 3568276), (190, 3380472), (228, 2817060), (232, 2768490), (240, 2676207), (261, 2460880), (285, 2253648), (290, 2214792), (304, 2112795), (342, 1878040), (348, 1845660), (360, 1784138), (380, 1690236), (435, 1476528), (456, 1408530), (464, 1384245), (522, 1230440), (551, 1165680), (570, 1126824), (580, 1107396), (684, 939020), (696, 922830), (720, 892069), (760, 845118), (855, 751216), (870, 738264), (912, 704265), (1044, 615220), (1102, 582840), (1140, 563412), (1160, 553698), (1305, 492176), (1368, 469510), (1392, 461415), (1520, 422559), (1619, 396720), (1653, 388560), (1710, 375608), (1740, 369132), (2088, 307610), (2204, 291420), (2280, 281706), (2320, 276849), (2610, 246088), (2736, 234755), (2755, 233136), (3238, 198360), (3306, 194280), (3420, 187804), (3480, 184566), (4176, 153805), (4408, 145710), (4560, 140853), (4857, 132240), (4959, 129520), (5220, 123044), (5510, 116568), (6476, 99180), (6612, 97140), (6840, 93902), (6960, 92283), (8095, 79344), (8265, 77712), (8816, 72855), (9714, 66120), (9918, 64760), (10440, 61522), (11020, 58284), (12952, 49590), (13224, 48570), (13680, 46951), (14571, 44080), (16190, 39672), (16530, 38856), (19428, 33060), (19836, 32380), (20880, 30761), (22040, 29142), (24285, 26448), (24795, 25904)]