75640140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1301}}^1$

素因数の和:1352

約数の個数: 144

約数和(自身を含む): 255921120

約数和(自身を除く): 180280980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 19, 20, 30, 34, 36, 38, 45, 51, 57, 60, 68, 76, 85, 90, 95, 102, 114, 153, 170, 171, 180, 190, 204, 228, 255, 285, 306, 323, 340, 342, 380, 510, 570, 612, 646, 684, 765, 855, 969, 1020, 1140, 1292, 1301, 1530, 1615, 1710, 1938, 2602, 2907, 3060, 3230, 3420, 3876, 3903, 4845, 5204, 5814, 6460, 6505, 7806, 9690, 11628, 11709, 13010, 14535, 15612, 19380, 19515, 22117, 23418, 24719, 26020, 29070, 39030, 44234, 46836, 49438, 58140, 58545, 66351, 74157, 78060, 88468, 98876, 110585, 117090, 123595, 132702, 148314, 199053, 221170, 222471, 234180, 247190, 265404, 296628, 331755, 370785, 398106, 420223, 442340, 444942, 494380, 663510, 741570, 796212, 840446, 889884, 995265, 1112355, 1260669, 1327020, 1483140, 1680892, 1990530, 2101115, 2224710, 2521338, 3782007, 3981060, 4202230, 4449420, 5042676, 6303345, 7564014, 8404460, 12606690, 15128028, 18910035, 25213380, 37820070, 75640140]

約数ペア:

[(1, 75640140), (2, 37820070), (3, 25213380), (4, 18910035), (5, 15128028), (6, 12606690), (9, 8404460), (10, 7564014), (12, 6303345), (15, 5042676), (17, 4449420), (18, 4202230), (19, 3981060), (20, 3782007), (30, 2521338), (34, 2224710), (36, 2101115), (38, 1990530), (45, 1680892), (51, 1483140), (57, 1327020), (60, 1260669), (68, 1112355), (76, 995265), (85, 889884), (90, 840446), (95, 796212), (102, 741570), (114, 663510), (153, 494380), (170, 444942), (171, 442340), (180, 420223), (190, 398106), (204, 370785), (228, 331755), (255, 296628), (285, 265404), (306, 247190), (323, 234180), (340, 222471), (342, 221170), (380, 199053), (510, 148314), (570, 132702), (612, 123595), (646, 117090), (684, 110585), (765, 98876), (855, 88468), (969, 78060), (1020, 74157), (1140, 66351), (1292, 58545), (1301, 58140), (1530, 49438), (1615, 46836), (1710, 44234), (1938, 39030), (2602, 29070), (2907, 26020), (3060, 24719), (3230, 23418), (3420, 22117), (3876, 19515), (3903, 19380), (4845, 15612), (5204, 14535), (5814, 13010), (6460, 11709), (6505, 11628), (7806, 9690)]