1229307520

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{829}}^1$

素因数の和:1186

約数の個数: 128

約数和(自身を含む): 3372854400

約数和(自身を除く): 2143546880

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, 280, 320, 331, 448, 560, 640, 662, 829, 896, 1120, 1324, 1655, 1658, 2240, 2317, 2648, 3310, 3316, 4145, 4480, 4634, 5296, 5803, 6620, 6632, 8290, 9268, 10592, 11585, 11606, 13240, 13264, 16580, 18536, 21184, 23170, 23212, 26480, 26528, 29015, 33160, 37072, 42368, 46340, 46424, 52960, 53056, 58030, 66320, 74144, 92680, 92848, 105920, 106112, 116060, 132640, 148288, 185360, 185696, 211840, 232120, 265280, 274399, 296576, 370720, 371392, 464240, 530560, 548798, 741440, 742784, 928480, 1097596, 1371995, 1482880, 1856960, 1920793, 2195192, 2743990, 3713920, 3841586, 4390384, 5487980, 7683172, 8780768, 9603965, 10975960, 15366344, 17561536, 19207930, 21951920, 30732688, 35123072, 38415860, 43903840, 61465376, 76831720, 87807680, 122930752, 153663440, 175615360, 245861504, 307326880, 614653760, 1229307520]

約数ペア:

[(1, 1229307520), (2, 614653760), (4, 307326880), (5, 245861504), (7, 175615360), (8, 153663440), (10, 122930752), (14, 87807680), (16, 76831720), (20, 61465376), (28, 43903840), (32, 38415860), (35, 35123072), (40, 30732688), (56, 21951920), (64, 19207930), (70, 17561536), (80, 15366344), (112, 10975960), (128, 9603965), (140, 8780768), (160, 7683172), (224, 5487980), (280, 4390384), (320, 3841586), (331, 3713920), (448, 2743990), (560, 2195192), (640, 1920793), (662, 1856960), (829, 1482880), (896, 1371995), (1120, 1097596), (1324, 928480), (1655, 742784), (1658, 741440), (2240, 548798), (2317, 530560), (2648, 464240), (3310, 371392), (3316, 370720), (4145, 296576), (4480, 274399), (4634, 265280), (5296, 232120), (5803, 211840), (6620, 185696), (6632, 185360), (8290, 148288), (9268, 132640), (10592, 116060), (11585, 106112), (11606, 105920), (13240, 92848), (13264, 92680), (16580, 74144), (18536, 66320), (21184, 58030), (23170, 53056), (23212, 52960), (26480, 46424), (26528, 46340), (29015, 42368), (33160, 37072)]