238149990

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3571}}^1$

素因数の和:3619

約数の個数: 128

約数和(自身を含む): 720115200

約数和(自身を除く): 481965210

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 19, 26, 27, 30, 38, 39, 45, 54, 57, 65, 78, 90, 95, 114, 117, 130, 135, 171, 190, 195, 234, 247, 270, 285, 342, 351, 390, 494, 513, 570, 585, 702, 741, 855, 1026, 1170, 1235, 1482, 1710, 1755, 2223, 2470, 2565, 3510, 3571, 3705, 4446, 5130, 6669, 7142, 7410, 10713, 11115, 13338, 17855, 21426, 22230, 32139, 33345, 35710, 46423, 53565, 64278, 66690, 67849, 92846, 96417, 107130, 135698, 139269, 160695, 192834, 203547, 232115, 278538, 321390, 339245, 407094, 417807, 464230, 482085, 610641, 678490, 696345, 835614, 882037, 964170, 1017735, 1221282, 1253421, 1392690, 1764074, 1831923, 2035470, 2089035, 2506842, 2646111, 3053205, 3663846, 4178070, 4410185, 5292222, 6106410, 6267105, 7938333, 8820370, 9159615, 12534210, 13230555, 15876666, 18319230, 23814999, 26461110, 39691665, 47629998, 79383330, 119074995, 238149990]

約数ペア:

[(1, 238149990), (2, 119074995), (3, 79383330), (5, 47629998), (6, 39691665), (9, 26461110), (10, 23814999), (13, 18319230), (15, 15876666), (18, 13230555), (19, 12534210), (26, 9159615), (27, 8820370), (30, 7938333), (38, 6267105), (39, 6106410), (45, 5292222), (54, 4410185), (57, 4178070), (65, 3663846), (78, 3053205), (90, 2646111), (95, 2506842), (114, 2089035), (117, 2035470), (130, 1831923), (135, 1764074), (171, 1392690), (190, 1253421), (195, 1221282), (234, 1017735), (247, 964170), (270, 882037), (285, 835614), (342, 696345), (351, 678490), (390, 610641), (494, 482085), (513, 464230), (570, 417807), (585, 407094), (702, 339245), (741, 321390), (855, 278538), (1026, 232115), (1170, 203547), (1235, 192834), (1482, 160695), (1710, 139269), (1755, 135698), (2223, 107130), (2470, 96417), (2565, 92846), (3510, 67849), (3571, 66690), (3705, 64278), (4446, 53565), (5130, 46423), (6669, 35710), (7142, 33345), (7410, 32139), (10713, 22230), (11115, 21426), (13338, 17855)]