87701640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3307}}^1$

素因数の和:3351

約数の個数: 128

約数和(自身を含む): 300101760

約数和(自身を除く): 212400120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 17, 20, 24, 26, 30, 34, 39, 40, 51, 52, 60, 65, 68, 78, 85, 102, 104, 120, 130, 136, 156, 170, 195, 204, 221, 255, 260, 312, 340, 390, 408, 442, 510, 520, 663, 680, 780, 884, 1020, 1105, 1326, 1560, 1768, 2040, 2210, 2652, 3307, 3315, 4420, 5304, 6614, 6630, 8840, 9921, 13228, 13260, 16535, 19842, 26456, 26520, 33070, 39684, 42991, 49605, 56219, 66140, 79368, 85982, 99210, 112438, 128973, 132280, 168657, 171964, 198420, 214955, 224876, 257946, 281095, 337314, 343928, 396840, 429910, 449752, 515892, 562190, 644865, 674628, 730847, 843285, 859820, 1031784, 1124380, 1289730, 1349256, 1461694, 1686570, 1719640, 2192541, 2248760, 2579460, 2923388, 3373140, 3654235, 4385082, 5158920, 5846776, 6746280, 7308470, 8770164, 10962705, 14616940, 17540328, 21925410, 29233880, 43850820, 87701640]

約数ペア:

[(1, 87701640), (2, 43850820), (3, 29233880), (4, 21925410), (5, 17540328), (6, 14616940), (8, 10962705), (10, 8770164), (12, 7308470), (13, 6746280), (15, 5846776), (17, 5158920), (20, 4385082), (24, 3654235), (26, 3373140), (30, 2923388), (34, 2579460), (39, 2248760), (40, 2192541), (51, 1719640), (52, 1686570), (60, 1461694), (65, 1349256), (68, 1289730), (78, 1124380), (85, 1031784), (102, 859820), (104, 843285), (120, 730847), (130, 674628), (136, 644865), (156, 562190), (170, 515892), (195, 449752), (204, 429910), (221, 396840), (255, 343928), (260, 337314), (312, 281095), (340, 257946), (390, 224876), (408, 214955), (442, 198420), (510, 171964), (520, 168657), (663, 132280), (680, 128973), (780, 112438), (884, 99210), (1020, 85982), (1105, 79368), (1326, 66140), (1560, 56219), (1768, 49605), (2040, 42991), (2210, 39684), (2652, 33070), (3307, 26520), (3315, 26456), (4420, 19842), (5304, 16535), (6614, 13260), (6630, 13228), (8840, 9921)]