9815156720

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{14639}}^1$

素因数の和:14715

約数の個数: 120

約数和(自身を含む): 25079198400

約数和(自身を除く): 15264041680

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 29, 34, 40, 58, 68, 80, 85, 116, 136, 145, 170, 232, 272, 289, 290, 340, 464, 493, 578, 580, 680, 986, 1156, 1160, 1360, 1445, 1972, 2312, 2320, 2465, 2890, 3944, 4624, 4930, 5780, 7888, 8381, 9860, 11560, 14639, 16762, 19720, 23120, 29278, 33524, 39440, 41905, 58556, 67048, 73195, 83810, 117112, 134096, 146390, 167620, 234224, 248863, 292780, 335240, 424531, 497726, 585560, 670480, 849062, 995452, 1171120, 1244315, 1698124, 1990904, 2122655, 2488630, 3396248, 3981808, 4230671, 4245310, 4977260, 6792496, 7217027, 8461342, 8490620, 9954520, 14434054, 16922684, 16981240, 19909040, 21153355, 28868108, 33845368, 33962480, 36085135, 42306710, 57736216, 67690736, 72170270, 84613420, 115472432, 122689459, 144340540, 169226840, 245378918, 288681080, 338453680, 490757836, 577362160, 613447295, 981515672, 1226894590, 1963031344, 2453789180, 4907578360, 9815156720]

約数ペア:

[(1, 9815156720), (2, 4907578360), (4, 2453789180), (5, 1963031344), (8, 1226894590), (10, 981515672), (16, 613447295), (17, 577362160), (20, 490757836), (29, 338453680), (34, 288681080), (40, 245378918), (58, 169226840), (68, 144340540), (80, 122689459), (85, 115472432), (116, 84613420), (136, 72170270), (145, 67690736), (170, 57736216), (232, 42306710), (272, 36085135), (289, 33962480), (290, 33845368), (340, 28868108), (464, 21153355), (493, 19909040), (578, 16981240), (580, 16922684), (680, 14434054), (986, 9954520), (1156, 8490620), (1160, 8461342), (1360, 7217027), (1445, 6792496), (1972, 4977260), (2312, 4245310), (2320, 4230671), (2465, 3981808), (2890, 3396248), (3944, 2488630), (4624, 2122655), (4930, 1990904), (5780, 1698124), (7888, 1244315), (8381, 1171120), (9860, 995452), (11560, 849062), (14639, 670480), (16762, 585560), (19720, 497726), (23120, 424531), (29278, 335240), (33524, 292780), (39440, 248863), (41905, 234224), (58556, 167620), (67048, 146390), (73195, 134096), (83810, 117112)]