213130320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{68311}}^1$

素因数の和:68340

約数の個数: 80

約数和(自身を含む): 711537792

約数和(自身を除く): 498407472

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 68311, 136622, 204933, 273244, 341555, 409866, 546488, 683110, 819732, 888043, 1024665, 1092976, 1366220, 1639464, 1776086, 2049330, 2664129, 2732440, 3278928, 3552172, 4098660, 4440215, 5328258, 5464880, 7104344, 8197320, 8880430, 10656516, 13320645, 14208688, 16394640, 17760860, 21313032, 26641290, 35521720, 42626064, 53282580, 71043440, 106565160, 213130320]

約数ペア:

[(1, 213130320), (2, 106565160), (3, 71043440), (4, 53282580), (5, 42626064), (6, 35521720), (8, 26641290), (10, 21313032), (12, 17760860), (13, 16394640), (15, 14208688), (16, 13320645), (20, 10656516), (24, 8880430), (26, 8197320), (30, 7104344), (39, 5464880), (40, 5328258), (48, 4440215), (52, 4098660), (60, 3552172), (65, 3278928), (78, 2732440), (80, 2664129), (104, 2049330), (120, 1776086), (130, 1639464), (156, 1366220), (195, 1092976), (208, 1024665), (240, 888043), (260, 819732), (312, 683110), (390, 546488), (520, 409866), (624, 341555), (780, 273244), (1040, 204933), (1560, 136622), (3120, 68311)]