156840180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{7621}}^1$

素因数の和:7654

約数の個数: 96

約数和(自身を含む): 512198400

約数和(自身を除く): 355358220

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 343, 420, 490, 588, 686, 735, 980, 1029, 1372, 1470, 1715, 2058, 2940, 3430, 4116, 5145, 6860, 7621, 10290, 15242, 20580, 22863, 30484, 38105, 45726, 53347, 76210, 91452, 106694, 114315, 152420, 160041, 213388, 228630, 266735, 320082, 373429, 457260, 533470, 640164, 746858, 800205, 1066940, 1120287, 1493716, 1600410, 1867145, 2240574, 2614003, 3200820, 3734290, 4481148, 5228006, 5601435, 7468580, 7842009, 10456012, 11202870, 13070015, 15684018, 22405740, 26140030, 31368036, 39210045, 52280060, 78420090, 156840180]

約数ペア:

[(1, 156840180), (2, 78420090), (3, 52280060), (4, 39210045), (5, 31368036), (6, 26140030), (7, 22405740), (10, 15684018), (12, 13070015), (14, 11202870), (15, 10456012), (20, 7842009), (21, 7468580), (28, 5601435), (30, 5228006), (35, 4481148), (42, 3734290), (49, 3200820), (60, 2614003), (70, 2240574), (84, 1867145), (98, 1600410), (105, 1493716), (140, 1120287), (147, 1066940), (196, 800205), (210, 746858), (245, 640164), (294, 533470), (343, 457260), (420, 373429), (490, 320082), (588, 266735), (686, 228630), (735, 213388), (980, 160041), (1029, 152420), (1372, 114315), (1470, 106694), (1715, 91452), (2058, 76210), (2940, 53347), (3430, 45726), (4116, 38105), (5145, 30484), (6860, 22863), (7621, 20580), (10290, 15242)]