30729720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{36583}}^1$

素因数の和:36604

約数の個数: 64

約数和(自身を含む): 105361920

約数和(自身を除く): 74632200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 36583, 73166, 109749, 146332, 182915, 219498, 256081, 292664, 365830, 438996, 512162, 548745, 731660, 768243, 877992, 1024324, 1097490, 1280405, 1463320, 1536486, 2048648, 2194980, 2560810, 3072972, 3841215, 4389960, 5121620, 6145944, 7682430, 10243240, 15364860, 30729720]

約数ペア:

[(1, 30729720), (2, 15364860), (3, 10243240), (4, 7682430), (5, 6145944), (6, 5121620), (7, 4389960), (8, 3841215), (10, 3072972), (12, 2560810), (14, 2194980), (15, 2048648), (20, 1536486), (21, 1463320), (24, 1280405), (28, 1097490), (30, 1024324), (35, 877992), (40, 768243), (42, 731660), (56, 548745), (60, 512162), (70, 438996), (84, 365830), (105, 292664), (120, 256081), (140, 219498), (168, 182915), (210, 146332), (280, 109749), (420, 73166), (840, 36583)]