420090004920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{311}}^1\times {\mathrm{662143}}^1$

素因数の和:662485

約数の個数: 128

約数和(自身を含む): 1338696253440

約数和(自身を除く): 918606248520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 311, 340, 408, 510, 622, 680, 933, 1020, 1244, 1555, 1866, 2040, 2488, 3110, 3732, 4665, 5287, 6220, 7464, 9330, 10574, 12440, 15861, 18660, 21148, 26435, 31722, 37320, 42296, 52870, 63444, 79305, 105740, 126888, 158610, 211480, 317220, 634440, 662143, 1324286, 1986429, 2648572, 3310715, 3972858, 5297144, 6621430, 7945716, 9932145, 11256431, 13242860, 15891432, 19864290, 22512862, 26485720, 33769293, 39728580, 45025724, 56282155, 67538586, 79457160, 90051448, 112564310, 135077172, 168846465, 205926473, 225128620, 270154344, 337692930, 411852946, 450257240, 617779419, 675385860, 823705892, 1029632365, 1235558838, 1350771720, 1647411784, 2059264730, 2471117676, 3088897095, 3500750041, 4118529460, 4942235352, 6177794190, 7001500082, 8237058920, 10502250123, 12355588380, 14003000164, 17503750205, 21004500246, 24711176760, 28006000328, 35007500410, 42009000492, 52511250615, 70015000820, 84018000984, 105022501230, 140030001640, 210045002460, 420090004920]

約数ペア:

[(1, 420090004920), (2, 210045002460), (3, 140030001640), (4, 105022501230), (5, 84018000984), (6, 70015000820), (8, 52511250615), (10, 42009000492), (12, 35007500410), (15, 28006000328), (17, 24711176760), (20, 21004500246), (24, 17503750205), (30, 14003000164), (34, 12355588380), (40, 10502250123), (51, 8237058920), (60, 7001500082), (68, 6177794190), (85, 4942235352), (102, 4118529460), (120, 3500750041), (136, 3088897095), (170, 2471117676), (204, 2059264730), (255, 1647411784), (311, 1350771720), (340, 1235558838), (408, 1029632365), (510, 823705892), (622, 675385860), (680, 617779419), (933, 450257240), (1020, 411852946), (1244, 337692930), (1555, 270154344), (1866, 225128620), (2040, 205926473), (2488, 168846465), (3110, 135077172), (3732, 112564310), (4665, 90051448), (5287, 79457160), (6220, 67538586), (7464, 56282155), (9330, 45025724), (10574, 39728580), (12440, 33769293), (15861, 26485720), (18660, 22512862), (21148, 19864290), (26435, 15891432), (31722, 13242860), (37320, 11256431), (42296, 9932145), (52870, 7945716), (63444, 6621430), (79305, 5297144), (105740, 3972858), (126888, 3310715), (158610, 2648572), (211480, 1986429), (317220, 1324286), (634440, 662143)]