172397640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{911}}^1$

素因数の和:1027

約数の個数: 128

約数和(自身を含む): 551577600

約数和(自身を除く): 379179960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 83, 95, 114, 120, 152, 166, 190, 228, 249, 285, 332, 380, 415, 456, 498, 570, 664, 760, 830, 911, 996, 1140, 1245, 1577, 1660, 1822, 1992, 2280, 2490, 2733, 3154, 3320, 3644, 4555, 4731, 4980, 5466, 6308, 7288, 7885, 9110, 9462, 9960, 10932, 12616, 13665, 15770, 17309, 18220, 18924, 21864, 23655, 27330, 31540, 34618, 36440, 37848, 47310, 51927, 54660, 63080, 69236, 75613, 86545, 94620, 103854, 109320, 138472, 151226, 173090, 189240, 207708, 226839, 259635, 302452, 346180, 378065, 415416, 453678, 519270, 604904, 692360, 756130, 907356, 1038540, 1134195, 1436647, 1512260, 1814712, 2077080, 2268390, 2873294, 3024520, 4309941, 4536780, 5746588, 7183235, 8619882, 9073560, 11493176, 14366470, 17239764, 21549705, 28732940, 34479528, 43099410, 57465880, 86198820, 172397640]

約数ペア:

[(1, 172397640), (2, 86198820), (3, 57465880), (4, 43099410), (5, 34479528), (6, 28732940), (8, 21549705), (10, 17239764), (12, 14366470), (15, 11493176), (19, 9073560), (20, 8619882), (24, 7183235), (30, 5746588), (38, 4536780), (40, 4309941), (57, 3024520), (60, 2873294), (76, 2268390), (83, 2077080), (95, 1814712), (114, 1512260), (120, 1436647), (152, 1134195), (166, 1038540), (190, 907356), (228, 756130), (249, 692360), (285, 604904), (332, 519270), (380, 453678), (415, 415416), (456, 378065), (498, 346180), (570, 302452), (664, 259635), (760, 226839), (830, 207708), (911, 189240), (996, 173090), (1140, 151226), (1245, 138472), (1577, 109320), (1660, 103854), (1822, 94620), (1992, 86545), (2280, 75613), (2490, 69236), (2733, 63080), (3154, 54660), (3320, 51927), (3644, 47310), (4555, 37848), (4731, 36440), (4980, 34618), (5466, 31540), (6308, 27330), (7288, 23655), (7885, 21864), (9110, 18924), (9462, 18220), (9960, 17309), (10932, 15770), (12616, 13665)]