1638908280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{22877}}^1$

素因数の和:23093

約数の個数: 96

約数和(自身を含む): 5353452000

約数和(自身を除く): 3714543720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 199, 360, 398, 597, 796, 995, 1194, 1592, 1791, 1990, 2388, 2985, 3582, 3980, 4776, 5970, 7164, 7960, 8955, 11940, 14328, 17910, 22877, 23880, 35820, 45754, 68631, 71640, 91508, 114385, 137262, 183016, 205893, 228770, 274524, 343155, 411786, 457540, 549048, 686310, 823572, 915080, 1029465, 1372620, 1647144, 2058930, 2745240, 4117860, 4552523, 8235720, 9105046, 13657569, 18210092, 22762615, 27315138, 36420184, 40972707, 45525230, 54630276, 68287845, 81945414, 91050460, 109260552, 136575690, 163890828, 182100920, 204863535, 273151380, 327781656, 409727070, 546302760, 819454140, 1638908280]

約数ペア:

[(1, 1638908280), (2, 819454140), (3, 546302760), (4, 409727070), (5, 327781656), (6, 273151380), (8, 204863535), (9, 182100920), (10, 163890828), (12, 136575690), (15, 109260552), (18, 91050460), (20, 81945414), (24, 68287845), (30, 54630276), (36, 45525230), (40, 40972707), (45, 36420184), (60, 27315138), (72, 22762615), (90, 18210092), (120, 13657569), (180, 9105046), (199, 8235720), (360, 4552523), (398, 4117860), (597, 2745240), (796, 2058930), (995, 1647144), (1194, 1372620), (1592, 1029465), (1791, 915080), (1990, 823572), (2388, 686310), (2985, 549048), (3582, 457540), (3980, 411786), (4776, 343155), (5970, 274524), (7164, 228770), (7960, 205893), (8955, 183016), (11940, 137262), (14328, 114385), (17910, 91508), (22877, 71640), (23880, 68631), (35820, 45754)]