2028157020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{15803}}^1$

素因数の和:15872

約数の個数: 144

約数和(自身を含む): 6627059712

約数和(自身を除く): 4598902692

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 31, 36, 45, 46, 60, 62, 69, 90, 92, 93, 115, 124, 138, 155, 180, 186, 207, 230, 276, 279, 310, 345, 372, 414, 460, 465, 558, 620, 690, 713, 828, 930, 1035, 1116, 1380, 1395, 1426, 1860, 2070, 2139, 2790, 2852, 3565, 4140, 4278, 5580, 6417, 7130, 8556, 10695, 12834, 14260, 15803, 21390, 25668, 31606, 32085, 42780, 47409, 63212, 64170, 79015, 94818, 128340, 142227, 158030, 189636, 237045, 284454, 316060, 363469, 474090, 489893, 568908, 711135, 726938, 948180, 979786, 1090407, 1422270, 1453876, 1469679, 1817345, 1959572, 2180814, 2449465, 2844540, 2939358, 3271221, 3634690, 4361628, 4409037, 4898930, 5452035, 5878716, 6542442, 7269380, 7348395, 8818074, 9797860, 10904070, 11267539, 13084884, 14696790, 16356105, 17636148, 21808140, 22045185, 22535078, 29393580, 32712210, 33802617, 44090370, 45070156, 56337695, 65424420, 67605234, 88180740, 101407851, 112675390, 135210468, 169013085, 202815702, 225350780, 338026170, 405631404, 507039255, 676052340, 1014078510, 2028157020]

約数ペア:

[(1, 2028157020), (2, 1014078510), (3, 676052340), (4, 507039255), (5, 405631404), (6, 338026170), (9, 225350780), (10, 202815702), (12, 169013085), (15, 135210468), (18, 112675390), (20, 101407851), (23, 88180740), (30, 67605234), (31, 65424420), (36, 56337695), (45, 45070156), (46, 44090370), (60, 33802617), (62, 32712210), (69, 29393580), (90, 22535078), (92, 22045185), (93, 21808140), (115, 17636148), (124, 16356105), (138, 14696790), (155, 13084884), (180, 11267539), (186, 10904070), (207, 9797860), (230, 8818074), (276, 7348395), (279, 7269380), (310, 6542442), (345, 5878716), (372, 5452035), (414, 4898930), (460, 4409037), (465, 4361628), (558, 3634690), (620, 3271221), (690, 2939358), (713, 2844540), (828, 2449465), (930, 2180814), (1035, 1959572), (1116, 1817345), (1380, 1469679), (1395, 1453876), (1426, 1422270), (1860, 1090407), (2070, 979786), (2139, 948180), (2790, 726938), (2852, 711135), (3565, 568908), (4140, 489893), (4278, 474090), (5580, 363469), (6417, 316060), (7130, 284454), (8556, 237045), (10695, 189636), (12834, 158030), (14260, 142227), (15803, 128340), (21390, 94818), (25668, 79015), (31606, 64170), (32085, 63212), (42780, 47409)]