91621040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:227

約数の個数: 160

約数和(自身を含む): 261888000

約数和(自身を除く): 170266960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 79, 80, 95, 109, 112, 133, 140, 152, 158, 190, 218, 266, 280, 304, 316, 380, 395, 436, 532, 545, 553, 560, 632, 665, 760, 763, 790, 872, 1064, 1090, 1106, 1264, 1330, 1501, 1520, 1526, 1580, 1744, 2071, 2128, 2180, 2212, 2660, 2765, 3002, 3052, 3160, 3815, 4142, 4360, 4424, 5320, 5530, 6004, 6104, 6320, 7505, 7630, 8284, 8611, 8720, 8848, 10355, 10507, 10640, 11060, 12008, 12208, 14497, 15010, 15260, 16568, 17222, 20710, 21014, 22120, 24016, 28994, 30020, 30520, 33136, 34444, 41420, 42028, 43055, 44240, 52535, 57988, 60040, 60277, 61040, 68888, 72485, 82840, 84056, 86110, 105070, 115976, 120080, 120554, 137776, 144970, 163609, 165680, 168112, 172220, 210140, 231952, 241108, 289940, 301385, 327218, 344440, 420280, 482216, 579880, 602770, 654436, 688880, 818045, 840560, 964432, 1145263, 1159760, 1205540, 1308872, 1636090, 2290526, 2411080, 2617744, 3272180, 4581052, 4822160, 5726315, 6544360, 9162104, 11452630, 13088720, 18324208, 22905260, 45810520, 91621040]

約数ペア:

[(1, 91621040), (2, 45810520), (4, 22905260), (5, 18324208), (7, 13088720), (8, 11452630), (10, 9162104), (14, 6544360), (16, 5726315), (19, 4822160), (20, 4581052), (28, 3272180), (35, 2617744), (38, 2411080), (40, 2290526), (56, 1636090), (70, 1308872), (76, 1205540), (79, 1159760), (80, 1145263), (95, 964432), (109, 840560), (112, 818045), (133, 688880), (140, 654436), (152, 602770), (158, 579880), (190, 482216), (218, 420280), (266, 344440), (280, 327218), (304, 301385), (316, 289940), (380, 241108), (395, 231952), (436, 210140), (532, 172220), (545, 168112), (553, 165680), (560, 163609), (632, 144970), (665, 137776), (760, 120554), (763, 120080), (790, 115976), (872, 105070), (1064, 86110), (1090, 84056), (1106, 82840), (1264, 72485), (1330, 68888), (1501, 61040), (1520, 60277), (1526, 60040), (1580, 57988), (1744, 52535), (2071, 44240), (2128, 43055), (2180, 42028), (2212, 41420), (2660, 34444), (2765, 33136), (3002, 30520), (3052, 30020), (3160, 28994), (3815, 24016), (4142, 22120), (4360, 21014), (4424, 20710), (5320, 17222), (5530, 16568), (6004, 15260), (6104, 15010), (6320, 14497), (7505, 12208), (7630, 12008), (8284, 11060), (8611, 10640), (8720, 10507), (8848, 10355)]