680915844

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{2003}}^1$

素因数の和:2110

約数の個数: 144

約数和(自身を含む): 2100833280

約数和(自身を除く): 1419917436

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 57, 63, 71, 76, 84, 114, 126, 133, 142, 171, 213, 228, 252, 266, 284, 342, 399, 426, 497, 532, 639, 684, 798, 852, 994, 1197, 1278, 1349, 1491, 1596, 1988, 2003, 2394, 2556, 2698, 2982, 4006, 4047, 4473, 4788, 5396, 5964, 6009, 8012, 8094, 8946, 9443, 12018, 12141, 14021, 16188, 17892, 18027, 18886, 24036, 24282, 28042, 28329, 36054, 37772, 38057, 42063, 48564, 56084, 56658, 72108, 76114, 84126, 84987, 113316, 114171, 126189, 142213, 152228, 168252, 169974, 228342, 252378, 266399, 284426, 339948, 342513, 426639, 456684, 504756, 532798, 568852, 685026, 799197, 853278, 995491, 1065596, 1279917, 1370052, 1598394, 1706556, 1990982, 2397591, 2559834, 2702047, 2986473, 3196788, 3981964, 4795182, 5119668, 5404094, 5972946, 8106141, 8959419, 9590364, 10808188, 11945892, 16212282, 17918838, 18914329, 24318423, 32424564, 35837676, 37828658, 48636846, 56742987, 75657316, 97273692, 113485974, 170228961, 226971948, 340457922, 680915844]

約数ペア:

[(1, 680915844), (2, 340457922), (3, 226971948), (4, 170228961), (6, 113485974), (7, 97273692), (9, 75657316), (12, 56742987), (14, 48636846), (18, 37828658), (19, 35837676), (21, 32424564), (28, 24318423), (36, 18914329), (38, 17918838), (42, 16212282), (57, 11945892), (63, 10808188), (71, 9590364), (76, 8959419), (84, 8106141), (114, 5972946), (126, 5404094), (133, 5119668), (142, 4795182), (171, 3981964), (213, 3196788), (228, 2986473), (252, 2702047), (266, 2559834), (284, 2397591), (342, 1990982), (399, 1706556), (426, 1598394), (497, 1370052), (532, 1279917), (639, 1065596), (684, 995491), (798, 853278), (852, 799197), (994, 685026), (1197, 568852), (1278, 532798), (1349, 504756), (1491, 456684), (1596, 426639), (1988, 342513), (2003, 339948), (2394, 284426), (2556, 266399), (2698, 252378), (2982, 228342), (4006, 169974), (4047, 168252), (4473, 152228), (4788, 142213), (5396, 126189), (5964, 114171), (6009, 113316), (8012, 84987), (8094, 84126), (8946, 76114), (9443, 72108), (12018, 56658), (12141, 56084), (14021, 48564), (16188, 42063), (17892, 38057), (18027, 37772), (18886, 36054), (24036, 28329), (24282, 28042)]