348517390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{229}}^1\times {\mathrm{509}}^1$

素因数の和:781

約数の個数: 64

約数和(自身を含む): 709430400

約数和(自身を除く): 360913010

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 229, 230, 299, 458, 509, 598, 1018, 1145, 1495, 2290, 2545, 2977, 2990, 5090, 5267, 5954, 6617, 10534, 11707, 13234, 14885, 23414, 26335, 29770, 33085, 52670, 58535, 66170, 68471, 116561, 117070, 136942, 152191, 233122, 304382, 342355, 582805, 684710, 760955, 1165610, 1515293, 1521910, 2680903, 3030586, 5361806, 7576465, 13404515, 15152930, 26809030, 34851739, 69703478, 174258695, 348517390]

約数ペア:

[(1, 348517390), (2, 174258695), (5, 69703478), (10, 34851739), (13, 26809030), (23, 15152930), (26, 13404515), (46, 7576465), (65, 5361806), (115, 3030586), (130, 2680903), (229, 1521910), (230, 1515293), (299, 1165610), (458, 760955), (509, 684710), (598, 582805), (1018, 342355), (1145, 304382), (1495, 233122), (2290, 152191), (2545, 136942), (2977, 117070), (2990, 116561), (5090, 68471), (5267, 66170), (5954, 58535), (6617, 52670), (10534, 33085), (11707, 29770), (13234, 26335), (14885, 23414)]