30416640

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{89}}^2$

素因数の和:202

約数の個数: 108

約数和(自身を含む): 98246904

約数和(自身を除く): 67830264

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, 534, 640, 712, 768, 890, 960, 1068, 1280, 1335, 1424, 1780, 1920, 2136, 2670, 2848, 3560, 3840, 4272, 5340, 5696, 7120, 7921, 8544, 10680, 11392, 14240, 15842, 17088, 21360, 22784, 23763, 28480, 31684, 34176, 39605, 42720, 47526, 56960, 63368, 68352, 79210, 85440, 95052, 113920, 118815, 126736, 158420, 170880, 190104, 237630, 253472, 316840, 341760, 380208, 475260, 506944, 633680, 760416, 950520, 1013888, 1267360, 1520832, 1901040, 2027776, 2534720, 3041664, 3802080, 5069440, 6083328, 7604160, 10138880, 15208320, 30416640]

約数ペア:

[(1, 30416640), (2, 15208320), (3, 10138880), (4, 7604160), (5, 6083328), (6, 5069440), (8, 3802080), (10, 3041664), (12, 2534720), (15, 2027776), (16, 1901040), (20, 1520832), (24, 1267360), (30, 1013888), (32, 950520), (40, 760416), (48, 633680), (60, 506944), (64, 475260), (80, 380208), (89, 341760), (96, 316840), (120, 253472), (128, 237630), (160, 190104), (178, 170880), (192, 158420), (240, 126736), (256, 118815), (267, 113920), (320, 95052), (356, 85440), (384, 79210), (445, 68352), (480, 63368), (534, 56960), (640, 47526), (712, 42720), (768, 39605), (890, 34176), (960, 31684), (1068, 28480), (1280, 23763), (1335, 22784), (1424, 21360), (1780, 17088), (1920, 15842), (2136, 14240), (2670, 11392), (2848, 10680), (3560, 8544), (3840, 7921), (4272, 7120), (5340, 5696)]