661897740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1753}}^1$

素因数の和:1832

約数の個数: 192

約数和(自身を含む): 2263080960

約数和(自身を除く): 1601183220

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 29, 30, 31, 35, 42, 58, 60, 62, 70, 84, 87, 93, 105, 116, 124, 140, 145, 155, 174, 186, 203, 210, 217, 290, 310, 348, 372, 406, 420, 434, 435, 465, 580, 609, 620, 651, 812, 868, 870, 899, 930, 1015, 1085, 1218, 1302, 1740, 1753, 1798, 1860, 2030, 2170, 2436, 2604, 2697, 3045, 3255, 3506, 3596, 4060, 4340, 4495, 5259, 5394, 6090, 6293, 6510, 7012, 8765, 8990, 10518, 10788, 12180, 12271, 12586, 13020, 13485, 17530, 17980, 18879, 21036, 24542, 25172, 26295, 26970, 31465, 35060, 36813, 37758, 49084, 50837, 52590, 53940, 54343, 61355, 62930, 73626, 75516, 94395, 101674, 105180, 108686, 122710, 125860, 147252, 152511, 163029, 184065, 188790, 203348, 217372, 245420, 254185, 271715, 305022, 326058, 355859, 368130, 377580, 380401, 508370, 543430, 610044, 652116, 711718, 736260, 760802, 762555, 815145, 1016740, 1067577, 1086860, 1141203, 1423436, 1521604, 1525110, 1575947, 1630290, 1779295, 1902005, 2135154, 2282406, 3050220, 3151894, 3260580, 3558590, 3804010, 4270308, 4564812, 4727841, 5337885, 5706015, 6303788, 7117180, 7608020, 7879735, 9455682, 10675770, 11031629, 11412030, 15759470, 18911364, 21351540, 22063258, 22824060, 23639205, 31518940, 33094887, 44126516, 47278410, 55158145, 66189774, 94556820, 110316290, 132379548, 165474435, 220632580, 330948870, 661897740]

約数ペア:

[(1, 661897740), (2, 330948870), (3, 220632580), (4, 165474435), (5, 132379548), (6, 110316290), (7, 94556820), (10, 66189774), (12, 55158145), (14, 47278410), (15, 44126516), (20, 33094887), (21, 31518940), (28, 23639205), (29, 22824060), (30, 22063258), (31, 21351540), (35, 18911364), (42, 15759470), (58, 11412030), (60, 11031629), (62, 10675770), (70, 9455682), (84, 7879735), (87, 7608020), (93, 7117180), (105, 6303788), (116, 5706015), (124, 5337885), (140, 4727841), (145, 4564812), (155, 4270308), (174, 3804010), (186, 3558590), (203, 3260580), (210, 3151894), (217, 3050220), (290, 2282406), (310, 2135154), (348, 1902005), (372, 1779295), (406, 1630290), (420, 1575947), (434, 1525110), (435, 1521604), (465, 1423436), (580, 1141203), (609, 1086860), (620, 1067577), (651, 1016740), (812, 815145), (868, 762555), (870, 760802), (899, 736260), (930, 711718), (1015, 652116), (1085, 610044), (1218, 543430), (1302, 508370), (1740, 380401), (1753, 377580), (1798, 368130), (1860, 355859), (2030, 326058), (2170, 305022), (2436, 271715), (2604, 254185), (2697, 245420), (3045, 217372), (3255, 203348), (3506, 188790), (3596, 184065), (4060, 163029), (4340, 152511), (4495, 147252), (5259, 125860), (5394, 122710), (6090, 108686), (6293, 105180), (6510, 101674), (7012, 94395), (8765, 75516), (8990, 73626), (10518, 62930), (10788, 61355), (12180, 54343), (12271, 53940), (12586, 52590), (13020, 50837), (13485, 49084), (17530, 37758), (17980, 36813), (18879, 35060), (21036, 31465), (24542, 26970), (25172, 26295)]