2697807720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{811}}^1\times {\mathrm{1459}}^1$

素因数の和:2303

約数の個数: 128

約数和(自身を含む): 8535744000

約数和(自身を除く): 5837936280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 811, 1140, 1459, 1622, 2280, 2433, 2918, 3244, 4055, 4377, 4866, 5836, 6488, 7295, 8110, 8754, 9732, 11672, 12165, 14590, 15409, 16220, 17508, 19464, 21885, 24330, 27721, 29180, 30818, 32440, 35016, 43770, 46227, 48660, 55442, 58360, 61636, 77045, 83163, 87540, 92454, 97320, 110884, 123272, 138605, 154090, 166326, 175080, 184908, 221768, 231135, 277210, 308180, 332652, 369816, 415815, 462270, 554420, 616360, 665304, 831630, 924540, 1108840, 1183249, 1663260, 1849080, 2366498, 3326520, 3549747, 4732996, 5916245, 7099494, 9465992, 11832490, 14198988, 17748735, 22481731, 23664980, 28397976, 35497470, 44963462, 47329960, 67445193, 70994940, 89926924, 112408655, 134890386, 141989880, 179853848, 224817310, 269780772, 337225965, 449634620, 539561544, 674451930, 899269240, 1348903860, 2697807720]

約数ペア:

[(1, 2697807720), (2, 1348903860), (3, 899269240), (4, 674451930), (5, 539561544), (6, 449634620), (8, 337225965), (10, 269780772), (12, 224817310), (15, 179853848), (19, 141989880), (20, 134890386), (24, 112408655), (30, 89926924), (38, 70994940), (40, 67445193), (57, 47329960), (60, 44963462), (76, 35497470), (95, 28397976), (114, 23664980), (120, 22481731), (152, 17748735), (190, 14198988), (228, 11832490), (285, 9465992), (380, 7099494), (456, 5916245), (570, 4732996), (760, 3549747), (811, 3326520), (1140, 2366498), (1459, 1849080), (1622, 1663260), (2280, 1183249), (2433, 1108840), (2918, 924540), (3244, 831630), (4055, 665304), (4377, 616360), (4866, 554420), (5836, 462270), (6488, 415815), (7295, 369816), (8110, 332652), (8754, 308180), (9732, 277210), (11672, 231135), (12165, 221768), (14590, 184908), (15409, 175080), (16220, 166326), (17508, 154090), (19464, 138605), (21885, 123272), (24330, 110884), (27721, 97320), (29180, 92454), (30818, 87540), (32440, 83163), (35016, 77045), (43770, 61636), (46227, 58360), (48660, 55442)]