19296540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1$

素因数の和:176

約数の個数: 144

約数和(自身を含む): 62899200

約数和(自身を除く): 43602660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 59, 60, 69, 79, 90, 92, 115, 118, 138, 158, 177, 180, 207, 230, 236, 237, 276, 295, 316, 345, 354, 395, 414, 460, 474, 531, 590, 690, 708, 711, 790, 828, 885, 948, 1035, 1062, 1180, 1185, 1357, 1380, 1422, 1580, 1770, 1817, 2070, 2124, 2370, 2655, 2714, 2844, 3540, 3555, 3634, 4071, 4140, 4661, 4740, 5310, 5428, 5451, 6785, 7110, 7268, 8142, 9085, 9322, 10620, 10902, 12213, 13570, 13983, 14220, 16284, 16353, 18170, 18644, 20355, 21804, 23305, 24426, 27140, 27255, 27966, 32706, 36340, 40710, 41949, 46610, 48852, 54510, 55932, 61065, 65412, 69915, 81420, 81765, 83898, 93220, 107203, 109020, 122130, 139830, 163530, 167796, 209745, 214406, 244260, 279660, 321609, 327060, 419490, 428812, 536015, 643218, 838980, 964827, 1072030, 1286436, 1608045, 1929654, 2144060, 3216090, 3859308, 4824135, 6432180, 9648270, 19296540]

約数ペア:

[(1, 19296540), (2, 9648270), (3, 6432180), (4, 4824135), (5, 3859308), (6, 3216090), (9, 2144060), (10, 1929654), (12, 1608045), (15, 1286436), (18, 1072030), (20, 964827), (23, 838980), (30, 643218), (36, 536015), (45, 428812), (46, 419490), (59, 327060), (60, 321609), (69, 279660), (79, 244260), (90, 214406), (92, 209745), (115, 167796), (118, 163530), (138, 139830), (158, 122130), (177, 109020), (180, 107203), (207, 93220), (230, 83898), (236, 81765), (237, 81420), (276, 69915), (295, 65412), (316, 61065), (345, 55932), (354, 54510), (395, 48852), (414, 46610), (460, 41949), (474, 40710), (531, 36340), (590, 32706), (690, 27966), (708, 27255), (711, 27140), (790, 24426), (828, 23305), (885, 21804), (948, 20355), (1035, 18644), (1062, 18170), (1180, 16353), (1185, 16284), (1357, 14220), (1380, 13983), (1422, 13570), (1580, 12213), (1770, 10902), (1817, 10620), (2070, 9322), (2124, 9085), (2370, 8142), (2655, 7268), (2714, 7110), (2844, 6785), (3540, 5451), (3555, 5428), (3634, 5310), (4071, 4740), (4140, 4661)]