298810720

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7561}}^1$

素因数の和:7608

約数の個数: 96

約数和(自身を含む): 800362080

約数和(自身を除く): 501551360

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 160, 190, 208, 247, 260, 304, 380, 416, 494, 520, 608, 760, 988, 1040, 1235, 1520, 1976, 2080, 2470, 3040, 3952, 4940, 7561, 7904, 9880, 15122, 19760, 30244, 37805, 39520, 60488, 75610, 98293, 120976, 143659, 151220, 196586, 241952, 287318, 302440, 393172, 491465, 574636, 604880, 718295, 786344, 982930, 1149272, 1209760, 1436590, 1572688, 1867567, 1965860, 2298544, 2873180, 3145376, 3735134, 3931720, 4597088, 5746360, 7470268, 7863440, 9337835, 11492720, 14940536, 15726880, 18675670, 22985440, 29881072, 37351340, 59762144, 74702680, 149405360, 298810720]

約数ペア:

[(1, 298810720), (2, 149405360), (4, 74702680), (5, 59762144), (8, 37351340), (10, 29881072), (13, 22985440), (16, 18675670), (19, 15726880), (20, 14940536), (26, 11492720), (32, 9337835), (38, 7863440), (40, 7470268), (52, 5746360), (65, 4597088), (76, 3931720), (80, 3735134), (95, 3145376), (104, 2873180), (130, 2298544), (152, 1965860), (160, 1867567), (190, 1572688), (208, 1436590), (247, 1209760), (260, 1149272), (304, 982930), (380, 786344), (416, 718295), (494, 604880), (520, 574636), (608, 491465), (760, 393172), (988, 302440), (1040, 287318), (1235, 241952), (1520, 196586), (1976, 151220), (2080, 143659), (2470, 120976), (3040, 98293), (3952, 75610), (4940, 60488), (7561, 39520), (7904, 37805), (9880, 30244), (15122, 19760)]