31292240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1$

素因数の和:229

約数の個数: 160

約数和(自身を含む): 93208320

約数和(自身を除く): 61916080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 19, 20, 28, 34, 35, 38, 40, 56, 68, 70, 76, 80, 85, 95, 112, 119, 133, 136, 140, 152, 170, 173, 190, 238, 266, 272, 280, 304, 323, 340, 346, 380, 476, 532, 560, 595, 646, 665, 680, 692, 760, 865, 952, 1064, 1190, 1211, 1292, 1330, 1360, 1384, 1520, 1615, 1730, 1904, 2128, 2261, 2380, 2422, 2584, 2660, 2768, 2941, 3230, 3287, 3460, 4522, 4760, 4844, 5168, 5320, 5882, 6055, 6460, 6574, 6920, 9044, 9520, 9688, 10640, 11305, 11764, 12110, 12920, 13148, 13840, 14705, 16435, 18088, 19376, 20587, 22610, 23009, 23528, 24220, 25840, 26296, 29410, 32870, 36176, 41174, 45220, 46018, 47056, 48440, 52592, 55879, 58820, 65740, 82348, 90440, 92036, 96880, 102935, 111758, 115045, 117640, 131480, 164696, 180880, 184072, 205870, 223516, 230090, 235280, 262960, 279395, 329392, 368144, 391153, 411740, 447032, 460180, 558790, 782306, 823480, 894064, 920360, 1117580, 1564612, 1646960, 1840720, 1955765, 2235160, 3129224, 3911530, 4470320, 6258448, 7823060, 15646120, 31292240]

約数ペア:

[(1, 31292240), (2, 15646120), (4, 7823060), (5, 6258448), (7, 4470320), (8, 3911530), (10, 3129224), (14, 2235160), (16, 1955765), (17, 1840720), (19, 1646960), (20, 1564612), (28, 1117580), (34, 920360), (35, 894064), (38, 823480), (40, 782306), (56, 558790), (68, 460180), (70, 447032), (76, 411740), (80, 391153), (85, 368144), (95, 329392), (112, 279395), (119, 262960), (133, 235280), (136, 230090), (140, 223516), (152, 205870), (170, 184072), (173, 180880), (190, 164696), (238, 131480), (266, 117640), (272, 115045), (280, 111758), (304, 102935), (323, 96880), (340, 92036), (346, 90440), (380, 82348), (476, 65740), (532, 58820), (560, 55879), (595, 52592), (646, 48440), (665, 47056), (680, 46018), (692, 45220), (760, 41174), (865, 36176), (952, 32870), (1064, 29410), (1190, 26296), (1211, 25840), (1292, 24220), (1330, 23528), (1360, 23009), (1384, 22610), (1520, 20587), (1615, 19376), (1730, 18088), (1904, 16435), (2128, 14705), (2261, 13840), (2380, 13148), (2422, 12920), (2584, 12110), (2660, 11764), (2768, 11305), (2941, 10640), (3230, 9688), (3287, 9520), (3460, 9044), (4522, 6920), (4760, 6574), (4844, 6460), (5168, 6055), (5320, 5882)]