390289920

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{571}}^1$

素因数の和:686

約数の個数: 160

約数和(自身を含む): 1263936960

約数和(自身を除く): 873647040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 89, 96, 120, 128, 160, 178, 192, 240, 256, 267, 320, 356, 384, 445, 480, 512, 534, 571, 640, 712, 768, 890, 960, 1068, 1142, 1280, 1335, 1424, 1536, 1713, 1780, 1920, 2136, 2284, 2560, 2670, 2848, 2855, 3426, 3560, 3840, 4272, 4568, 5340, 5696, 5710, 6852, 7120, 7680, 8544, 8565, 9136, 10680, 11392, 11420, 13704, 14240, 17088, 17130, 18272, 21360, 22784, 22840, 27408, 28480, 34176, 34260, 36544, 42720, 45568, 45680, 50819, 54816, 56960, 68352, 68520, 73088, 85440, 91360, 101638, 109632, 113920, 136704, 137040, 146176, 152457, 170880, 182720, 203276, 219264, 227840, 254095, 274080, 292352, 304914, 341760, 365440, 406552, 438528, 508190, 548160, 609828, 683520, 730880, 762285, 813104, 877056, 1016380, 1096320, 1219656, 1461760, 1524570, 1626208, 2032760, 2192640, 2439312, 3049140, 3252416, 4065520, 4385280, 4878624, 6098280, 6504832, 8131040, 9757248, 12196560, 13009664, 16262080, 19514496, 24393120, 26019328, 32524160, 39028992, 48786240, 65048320, 78057984, 97572480, 130096640, 195144960, 390289920]

約数ペア:

[(1, 390289920), (2, 195144960), (3, 130096640), (4, 97572480), (5, 78057984), (6, 65048320), (8, 48786240), (10, 39028992), (12, 32524160), (15, 26019328), (16, 24393120), (20, 19514496), (24, 16262080), (30, 13009664), (32, 12196560), (40, 9757248), (48, 8131040), (60, 6504832), (64, 6098280), (80, 4878624), (89, 4385280), (96, 4065520), (120, 3252416), (128, 3049140), (160, 2439312), (178, 2192640), (192, 2032760), (240, 1626208), (256, 1524570), (267, 1461760), (320, 1219656), (356, 1096320), (384, 1016380), (445, 877056), (480, 813104), (512, 762285), (534, 730880), (571, 683520), (640, 609828), (712, 548160), (768, 508190), (890, 438528), (960, 406552), (1068, 365440), (1142, 341760), (1280, 304914), (1335, 292352), (1424, 274080), (1536, 254095), (1713, 227840), (1780, 219264), (1920, 203276), (2136, 182720), (2284, 170880), (2560, 152457), (2670, 146176), (2848, 137040), (2855, 136704), (3426, 113920), (3560, 109632), (3840, 101638), (4272, 91360), (4568, 85440), (5340, 73088), (5696, 68520), (5710, 68352), (6852, 56960), (7120, 54816), (7680, 50819), (8544, 45680), (8565, 45568), (9136, 42720), (10680, 36544), (11392, 34260), (11420, 34176), (13704, 28480), (14240, 27408), (17088, 22840), (17130, 22784), (18272, 21360)]