289557580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1181}}^1$

素因数の和:1267

約数の個数: 96

約数和(自身を含む): 700576128

約数和(自身を除く): 411018548

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 41, 46, 52, 65, 82, 92, 115, 130, 164, 205, 230, 260, 299, 410, 460, 533, 598, 820, 943, 1066, 1181, 1196, 1495, 1886, 2132, 2362, 2665, 2990, 3772, 4715, 4724, 5330, 5905, 5980, 9430, 10660, 11810, 12259, 15353, 18860, 23620, 24518, 27163, 30706, 48421, 49036, 54326, 61295, 61412, 76765, 96842, 108652, 122590, 135815, 153530, 193684, 242105, 245180, 271630, 307060, 353119, 484210, 543260, 629473, 706238, 968420, 1113683, 1258946, 1412476, 1765595, 2227366, 2517892, 3147365, 3531190, 4454732, 5568415, 6294730, 7062380, 11136830, 12589460, 14477879, 22273660, 28955758, 57911516, 72389395, 144778790, 289557580]

約数ペア:

[(1, 289557580), (2, 144778790), (4, 72389395), (5, 57911516), (10, 28955758), (13, 22273660), (20, 14477879), (23, 12589460), (26, 11136830), (41, 7062380), (46, 6294730), (52, 5568415), (65, 4454732), (82, 3531190), (92, 3147365), (115, 2517892), (130, 2227366), (164, 1765595), (205, 1412476), (230, 1258946), (260, 1113683), (299, 968420), (410, 706238), (460, 629473), (533, 543260), (598, 484210), (820, 353119), (943, 307060), (1066, 271630), (1181, 245180), (1196, 242105), (1495, 193684), (1886, 153530), (2132, 135815), (2362, 122590), (2665, 108652), (2990, 96842), (3772, 76765), (4715, 61412), (4724, 61295), (5330, 54326), (5905, 49036), (5980, 48421), (9430, 30706), (10660, 27163), (11810, 24518), (12259, 23620), (15353, 18860)]