155453220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2143}}^1$

素因数の和:2202

約数の個数: 144

約数和(自身を含む): 524439552

約数和(自身を除く): 368986332

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 31, 36, 39, 45, 52, 60, 62, 65, 78, 90, 93, 117, 124, 130, 155, 156, 180, 186, 195, 234, 260, 279, 310, 372, 390, 403, 465, 468, 558, 585, 620, 780, 806, 930, 1116, 1170, 1209, 1395, 1612, 1860, 2015, 2143, 2340, 2418, 2790, 3627, 4030, 4286, 4836, 5580, 6045, 6429, 7254, 8060, 8572, 10715, 12090, 12858, 14508, 18135, 19287, 21430, 24180, 25716, 27859, 32145, 36270, 38574, 42860, 55718, 64290, 66433, 72540, 77148, 83577, 96435, 111436, 128580, 132866, 139295, 167154, 192870, 199299, 250731, 265732, 278590, 332165, 334308, 385740, 398598, 417885, 501462, 557180, 597897, 664330, 797196, 835770, 863629, 996495, 1002924, 1195794, 1253655, 1328660, 1671540, 1727258, 1992990, 2391588, 2507310, 2590887, 2989485, 3454516, 3985980, 4318145, 5014620, 5181774, 5978970, 7772661, 8636290, 10363548, 11957940, 12954435, 15545322, 17272580, 25908870, 31090644, 38863305, 51817740, 77726610, 155453220]

約数ペア:

[(1, 155453220), (2, 77726610), (3, 51817740), (4, 38863305), (5, 31090644), (6, 25908870), (9, 17272580), (10, 15545322), (12, 12954435), (13, 11957940), (15, 10363548), (18, 8636290), (20, 7772661), (26, 5978970), (30, 5181774), (31, 5014620), (36, 4318145), (39, 3985980), (45, 3454516), (52, 2989485), (60, 2590887), (62, 2507310), (65, 2391588), (78, 1992990), (90, 1727258), (93, 1671540), (117, 1328660), (124, 1253655), (130, 1195794), (155, 1002924), (156, 996495), (180, 863629), (186, 835770), (195, 797196), (234, 664330), (260, 597897), (279, 557180), (310, 501462), (372, 417885), (390, 398598), (403, 385740), (465, 334308), (468, 332165), (558, 278590), (585, 265732), (620, 250731), (780, 199299), (806, 192870), (930, 167154), (1116, 139295), (1170, 132866), (1209, 128580), (1395, 111436), (1612, 96435), (1860, 83577), (2015, 77148), (2143, 72540), (2340, 66433), (2418, 64290), (2790, 55718), (3627, 42860), (4030, 38574), (4286, 36270), (4836, 32145), (5580, 27859), (6045, 25716), (6429, 24180), (7254, 21430), (8060, 19287), (8572, 18135), (10715, 14508), (12090, 12858)]