263441880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{311}}^1$

素因数の和:522

約数の個数: 192

約数和(自身を含む): 930121920

約数和(自身を除く): 666680040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 180, 181, 195, 234, 260, 311, 312, 360, 362, 390, 468, 520, 543, 585, 622, 724, 780, 905, 933, 936, 1086, 1170, 1244, 1448, 1555, 1560, 1629, 1810, 1866, 2172, 2340, 2353, 2488, 2715, 2799, 3110, 3258, 3620, 3732, 4043, 4344, 4665, 4680, 4706, 5430, 5598, 6220, 6516, 7059, 7240, 7464, 8086, 8145, 9330, 9412, 10860, 11196, 11765, 12129, 12440, 13032, 13995, 14118, 16172, 16290, 18660, 18824, 20215, 21177, 21720, 22392, 23530, 24258, 27990, 28236, 32344, 32580, 35295, 36387, 37320, 40430, 42354, 47060, 48516, 55980, 56291, 56472, 60645, 65160, 70590, 72774, 80860, 84708, 94120, 97032, 105885, 111960, 112582, 121290, 141180, 145548, 161720, 168873, 169416, 181935, 211770, 225164, 242580, 281455, 282360, 291096, 337746, 363870, 423540, 450328, 485160, 506619, 562910, 675492, 727740, 731783, 844365, 847080, 1013238, 1125820, 1350984, 1455480, 1463566, 1688730, 2026476, 2195349, 2251640, 2533095, 2927132, 3377460, 3658915, 4052952, 4390698, 5066190, 5854264, 6586047, 6754920, 7317830, 8781396, 10132380, 10976745, 13172094, 14635660, 17562792, 20264760, 21953490, 26344188, 29271320, 32930235, 43906980, 52688376, 65860470, 87813960, 131720940, 263441880]

約数ペア:

[(1, 263441880), (2, 131720940), (3, 87813960), (4, 65860470), (5, 52688376), (6, 43906980), (8, 32930235), (9, 29271320), (10, 26344188), (12, 21953490), (13, 20264760), (15, 17562792), (18, 14635660), (20, 13172094), (24, 10976745), (26, 10132380), (30, 8781396), (36, 7317830), (39, 6754920), (40, 6586047), (45, 5854264), (52, 5066190), (60, 4390698), (65, 4052952), (72, 3658915), (78, 3377460), (90, 2927132), (104, 2533095), (117, 2251640), (120, 2195349), (130, 2026476), (156, 1688730), (180, 1463566), (181, 1455480), (195, 1350984), (234, 1125820), (260, 1013238), (311, 847080), (312, 844365), (360, 731783), (362, 727740), (390, 675492), (468, 562910), (520, 506619), (543, 485160), (585, 450328), (622, 423540), (724, 363870), (780, 337746), (905, 291096), (933, 282360), (936, 281455), (1086, 242580), (1170, 225164), (1244, 211770), (1448, 181935), (1555, 169416), (1560, 168873), (1629, 161720), (1810, 145548), (1866, 141180), (2172, 121290), (2340, 112582), (2353, 111960), (2488, 105885), (2715, 97032), (2799, 94120), (3110, 84708), (3258, 80860), (3620, 72774), (3732, 70590), (4043, 65160), (4344, 60645), (4665, 56472), (4680, 56291), (4706, 55980), (5430, 48516), (5598, 47060), (6220, 42354), (6516, 40430), (7059, 37320), (7240, 36387), (7464, 35295), (8086, 32580), (8145, 32344), (9330, 28236), (9412, 27990), (10860, 24258), (11196, 23530), (11765, 22392), (12129, 21720), (12440, 21177), (13032, 20215), (13995, 18824), (14118, 18660), (16172, 16290)]