195517620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{947}}^1$

素因数の和:1030

約数の個数: 144

約数和(自身を含む): 629411328

約数和(自身を除く): 433893708

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 37, 45, 60, 62, 74, 90, 93, 111, 124, 148, 155, 180, 185, 186, 222, 279, 310, 333, 370, 372, 444, 465, 555, 558, 620, 666, 740, 930, 947, 1110, 1116, 1147, 1332, 1395, 1665, 1860, 1894, 2220, 2294, 2790, 2841, 3330, 3441, 3788, 4588, 4735, 5580, 5682, 5735, 6660, 6882, 8523, 9470, 10323, 11364, 11470, 13764, 14205, 17046, 17205, 18940, 20646, 22940, 28410, 29357, 34092, 34410, 35039, 41292, 42615, 51615, 56820, 58714, 68820, 70078, 85230, 88071, 103230, 105117, 117428, 140156, 146785, 170460, 175195, 176142, 206460, 210234, 264213, 293570, 315351, 350390, 352284, 420468, 440355, 525585, 528426, 587140, 630702, 700780, 880710, 1051170, 1056852, 1086209, 1261404, 1321065, 1576755, 1761420, 2102340, 2172418, 2642130, 3153510, 3258627, 4344836, 5284260, 5431045, 6307020, 6517254, 9775881, 10862090, 13034508, 16293135, 19551762, 21724180, 32586270, 39103524, 48879405, 65172540, 97758810, 195517620]

約数ペア:

[(1, 195517620), (2, 97758810), (3, 65172540), (4, 48879405), (5, 39103524), (6, 32586270), (9, 21724180), (10, 19551762), (12, 16293135), (15, 13034508), (18, 10862090), (20, 9775881), (30, 6517254), (31, 6307020), (36, 5431045), (37, 5284260), (45, 4344836), (60, 3258627), (62, 3153510), (74, 2642130), (90, 2172418), (93, 2102340), (111, 1761420), (124, 1576755), (148, 1321065), (155, 1261404), (180, 1086209), (185, 1056852), (186, 1051170), (222, 880710), (279, 700780), (310, 630702), (333, 587140), (370, 528426), (372, 525585), (444, 440355), (465, 420468), (555, 352284), (558, 350390), (620, 315351), (666, 293570), (740, 264213), (930, 210234), (947, 206460), (1110, 176142), (1116, 175195), (1147, 170460), (1332, 146785), (1395, 140156), (1665, 117428), (1860, 105117), (1894, 103230), (2220, 88071), (2294, 85230), (2790, 70078), (2841, 68820), (3330, 58714), (3441, 56820), (3788, 51615), (4588, 42615), (4735, 41292), (5580, 35039), (5682, 34410), (5735, 34092), (6660, 29357), (6882, 28410), (8523, 22940), (9470, 20646), (10323, 18940), (11364, 17205), (11470, 17046), (13764, 14205)]