2102078720

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{829}}^1$

素因数の和:1140

約数の個数: 144

約数和(自身を含む): 5781740160

約数和(自身を除く): 3679661440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 283, 320, 448, 560, 566, 640, 829, 896, 1120, 1132, 1280, 1415, 1658, 1792, 1981, 2240, 2264, 2830, 3316, 3962, 4145, 4480, 4528, 5660, 5803, 6632, 7924, 8290, 8960, 9056, 9905, 11320, 11606, 13264, 15848, 16580, 18112, 19810, 22640, 23212, 26528, 29015, 31696, 33160, 36224, 39620, 45280, 46424, 53056, 58030, 63392, 66320, 72448, 79240, 90560, 92848, 106112, 116060, 126784, 132640, 158480, 181120, 185696, 212224, 232120, 234607, 253568, 265280, 316960, 362240, 371392, 464240, 469214, 507136, 530560, 633920, 742784, 928480, 938428, 1061120, 1173035, 1267840, 1485568, 1642249, 1856960, 1876856, 2346070, 2535680, 3284498, 3713920, 3753712, 4692140, 6568996, 7427840, 7507424, 8211245, 9384280, 13137992, 15014848, 16422490, 18768560, 26275984, 30029696, 32844980, 37537120, 52551968, 60059392, 65689960, 75074240, 105103936, 131379920, 150148480, 210207872, 262759840, 300296960, 420415744, 525519680, 1051039360, 2102078720]

約数ペア:

[(1, 2102078720), (2, 1051039360), (4, 525519680), (5, 420415744), (7, 300296960), (8, 262759840), (10, 210207872), (14, 150148480), (16, 131379920), (20, 105103936), (28, 75074240), (32, 65689960), (35, 60059392), (40, 52551968), (56, 37537120), (64, 32844980), (70, 30029696), (80, 26275984), (112, 18768560), (128, 16422490), (140, 15014848), (160, 13137992), (224, 9384280), (256, 8211245), (280, 7507424), (283, 7427840), (320, 6568996), (448, 4692140), (560, 3753712), (566, 3713920), (640, 3284498), (829, 2535680), (896, 2346070), (1120, 1876856), (1132, 1856960), (1280, 1642249), (1415, 1485568), (1658, 1267840), (1792, 1173035), (1981, 1061120), (2240, 938428), (2264, 928480), (2830, 742784), (3316, 633920), (3962, 530560), (4145, 507136), (4480, 469214), (4528, 464240), (5660, 371392), (5803, 362240), (6632, 316960), (7924, 265280), (8290, 253568), (8960, 234607), (9056, 232120), (9905, 212224), (11320, 185696), (11606, 181120), (13264, 158480), (15848, 132640), (16580, 126784), (18112, 116060), (19810, 106112), (22640, 92848), (23212, 90560), (26528, 79240), (29015, 72448), (31696, 66320), (33160, 63392), (36224, 58030), (39620, 53056), (45280, 46424)]