281657610

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{240733}}^1$

素因数の和:240759

約数の個数: 48

約数和(自身を含む): 788644584

約数和(自身を除く): 506986974

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 240733, 481466, 722199, 1203665, 1444398, 2166597, 2407330, 3129529, 3610995, 4333194, 6259058, 7221990, 9388587, 10832985, 15647645, 18777174, 21665970, 28165761, 31295290, 46942935, 56331522, 93885870, 140828805, 281657610]

約数ペア:

[(1, 281657610), (2, 140828805), (3, 93885870), (5, 56331522), (6, 46942935), (9, 31295290), (10, 28165761), (13, 21665970), (15, 18777174), (18, 15647645), (26, 10832985), (30, 9388587), (39, 7221990), (45, 6259058), (65, 4333194), (78, 3610995), (90, 3129529), (117, 2407330), (130, 2166597), (195, 1444398), (234, 1203665), (390, 722199), (585, 481466), (1170, 240733)]