20797986690

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{19259}}^1$

素因数の和:19369

約数の個数: 144

約数和(自身を含む): 59382123840

約数和(自身を除く): 38584137150

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 71, 78, 90, 117, 130, 142, 169, 195, 213, 234, 338, 355, 390, 426, 507, 585, 639, 710, 845, 923, 1014, 1065, 1170, 1278, 1521, 1690, 1846, 2130, 2535, 2769, 3042, 3195, 4615, 5070, 5538, 6390, 7605, 8307, 9230, 11999, 13845, 15210, 16614, 19259, 23998, 27690, 35997, 38518, 41535, 57777, 59995, 71994, 83070, 96295, 107991, 115554, 119990, 173331, 179985, 192590, 215982, 250367, 288885, 346662, 359970, 500734, 539955, 577770, 751101, 866655, 1079910, 1251835, 1367389, 1502202, 1733310, 2253303, 2503670, 2734778, 3254771, 3755505, 4102167, 4506606, 6509542, 6836945, 7511010, 8204334, 9764313, 11266515, 12306501, 13673890, 16273855, 17776057, 19528626, 20510835, 22533030, 24613002, 29292939, 32547710, 35552114, 41021670, 48821565, 53328171, 58585878, 61532505, 88880285, 97643130, 106656342, 123065010, 146464695, 159984513, 177760570, 231088741, 266640855, 292929390, 319969026, 462177482, 533281710, 693266223, 799922565, 1155443705, 1386532446, 1599845130, 2079798669, 2310887410, 3466331115, 4159597338, 6932662230, 10398993345, 20797986690]

約数ペア:

[(1, 20797986690), (2, 10398993345), (3, 6932662230), (5, 4159597338), (6, 3466331115), (9, 2310887410), (10, 2079798669), (13, 1599845130), (15, 1386532446), (18, 1155443705), (26, 799922565), (30, 693266223), (39, 533281710), (45, 462177482), (65, 319969026), (71, 292929390), (78, 266640855), (90, 231088741), (117, 177760570), (130, 159984513), (142, 146464695), (169, 123065010), (195, 106656342), (213, 97643130), (234, 88880285), (338, 61532505), (355, 58585878), (390, 53328171), (426, 48821565), (507, 41021670), (585, 35552114), (639, 32547710), (710, 29292939), (845, 24613002), (923, 22533030), (1014, 20510835), (1065, 19528626), (1170, 17776057), (1278, 16273855), (1521, 13673890), (1690, 12306501), (1846, 11266515), (2130, 9764313), (2535, 8204334), (2769, 7511010), (3042, 6836945), (3195, 6509542), (4615, 4506606), (5070, 4102167), (5538, 3755505), (6390, 3254771), (7605, 2734778), (8307, 2503670), (9230, 2253303), (11999, 1733310), (13845, 1502202), (15210, 1367389), (16614, 1251835), (19259, 1079910), (23998, 866655), (27690, 751101), (35997, 577770), (38518, 539955), (41535, 500734), (57777, 359970), (59995, 346662), (71994, 288885), (83070, 250367), (96295, 215982), (107991, 192590), (115554, 179985), (119990, 173331)]