16643640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{227}}^1$

素因数の和:301

約数の個数: 128

約数和(自身を含む): 55157760

約数和(自身を除く): 38514120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 47, 52, 60, 65, 78, 94, 104, 120, 130, 141, 156, 188, 195, 227, 235, 260, 282, 312, 376, 390, 454, 470, 520, 564, 611, 681, 705, 780, 908, 940, 1128, 1135, 1222, 1362, 1410, 1560, 1816, 1833, 1880, 2270, 2444, 2724, 2820, 2951, 3055, 3405, 3666, 4540, 4888, 5448, 5640, 5902, 6110, 6810, 7332, 8853, 9080, 9165, 10669, 11804, 12220, 13620, 14664, 14755, 17706, 18330, 21338, 23608, 24440, 27240, 29510, 32007, 35412, 36660, 42676, 44265, 53345, 59020, 64014, 70824, 73320, 85352, 88530, 106690, 118040, 128028, 138697, 160035, 177060, 213380, 256056, 277394, 320070, 354120, 416091, 426760, 554788, 640140, 693485, 832182, 1109576, 1280280, 1386970, 1664364, 2080455, 2773940, 3328728, 4160910, 5547880, 8321820, 16643640]

約数ペア:

[(1, 16643640), (2, 8321820), (3, 5547880), (4, 4160910), (5, 3328728), (6, 2773940), (8, 2080455), (10, 1664364), (12, 1386970), (13, 1280280), (15, 1109576), (20, 832182), (24, 693485), (26, 640140), (30, 554788), (39, 426760), (40, 416091), (47, 354120), (52, 320070), (60, 277394), (65, 256056), (78, 213380), (94, 177060), (104, 160035), (120, 138697), (130, 128028), (141, 118040), (156, 106690), (188, 88530), (195, 85352), (227, 73320), (235, 70824), (260, 64014), (282, 59020), (312, 53345), (376, 44265), (390, 42676), (454, 36660), (470, 35412), (520, 32007), (564, 29510), (611, 27240), (681, 24440), (705, 23608), (780, 21338), (908, 18330), (940, 17706), (1128, 14755), (1135, 14664), (1222, 13620), (1362, 12220), (1410, 11804), (1560, 10669), (1816, 9165), (1833, 9080), (1880, 8853), (2270, 7332), (2444, 6810), (2724, 6110), (2820, 5902), (2951, 5640), (3055, 5448), (3405, 4888), (3666, 4540)]