213816720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{68531}}^1$

素因数の和:68560

約数の個数: 80

約数和(自身を含む): 713829312

約数和(自身を除く): 500012592

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, 68531, 137062, 205593, 274124, 342655, 411186, 548248, 685310, 822372, 890903, 1027965, 1096496, 1370620, 1644744, 1781806, 2055930, 2672709, 2741240, 3289488, 3563612, 4111860, 4454515, 5345418, 5482480, 7127224, 8223720, 8909030, 10690836, 13363545, 14254448, 16447440, 17818060, 21381672, 26727090, 35636120, 42763344, 53454180, 71272240, 106908360, 213816720]

約数ペア:

[(1, 213816720), (2, 106908360), (3, 71272240), (4, 53454180), (5, 42763344), (6, 35636120), (8, 26727090), (10, 21381672), (12, 17818060), (13, 16447440), (15, 14254448), (16, 13363545), (20, 10690836), (24, 8909030), (26, 8223720), (30, 7127224), (39, 5482480), (40, 5345418), (48, 4454515), (52, 4111860), (60, 3563612), (65, 3289488), (78, 2741240), (80, 2672709), (104, 2055930), (120, 1781806), (130, 1644744), (156, 1370620), (195, 1096496), (208, 1027965), (240, 890903), (260, 822372), (312, 685310), (390, 548248), (520, 411186), (624, 342655), (780, 274124), (1040, 205593), (1560, 137062), (3120, 68531)]