238423360

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{653}}^1$

素因数の和:840

約数の個数: 112

約数和(自身を含む): 653832576

約数和(自身を除く): 415409216

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 163, 224, 280, 320, 326, 448, 560, 652, 653, 815, 1120, 1141, 1304, 1306, 1630, 2240, 2282, 2608, 2612, 3260, 3265, 4564, 4571, 5216, 5224, 5705, 6520, 6530, 9128, 9142, 10432, 10448, 11410, 13040, 13060, 18256, 18284, 20896, 22820, 22855, 26080, 26120, 36512, 36568, 41792, 45640, 45710, 52160, 52240, 73024, 73136, 91280, 91420, 104480, 106439, 146272, 182560, 182840, 208960, 212878, 292544, 365120, 365680, 425756, 532195, 731360, 745073, 851512, 1064390, 1462720, 1490146, 1703024, 2128780, 2980292, 3406048, 3725365, 4257560, 5960584, 6812096, 7450730, 8515120, 11921168, 14901460, 17030240, 23842336, 29802920, 34060480, 47684672, 59605840, 119211680, 238423360]

約数ペア:

[(1, 238423360), (2, 119211680), (4, 59605840), (5, 47684672), (7, 34060480), (8, 29802920), (10, 23842336), (14, 17030240), (16, 14901460), (20, 11921168), (28, 8515120), (32, 7450730), (35, 6812096), (40, 5960584), (56, 4257560), (64, 3725365), (70, 3406048), (80, 2980292), (112, 2128780), (140, 1703024), (160, 1490146), (163, 1462720), (224, 1064390), (280, 851512), (320, 745073), (326, 731360), (448, 532195), (560, 425756), (652, 365680), (653, 365120), (815, 292544), (1120, 212878), (1141, 208960), (1304, 182840), (1306, 182560), (1630, 146272), (2240, 106439), (2282, 104480), (2608, 91420), (2612, 91280), (3260, 73136), (3265, 73024), (4564, 52240), (4571, 52160), (5216, 45710), (5224, 45640), (5705, 41792), (6520, 36568), (6530, 36512), (9128, 26120), (9142, 26080), (10432, 22855), (10448, 22820), (11410, 20896), (13040, 18284), (13060, 18256)]