84821880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4943}}^1$

素因数の和:4981

約数の個数: 128

約数和(自身を含む): 299013120

約数和(自身を除く): 214191240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 20, 22, 24, 26, 30, 33, 39, 40, 44, 52, 55, 60, 65, 66, 78, 88, 104, 110, 120, 130, 132, 143, 156, 165, 195, 220, 260, 264, 286, 312, 330, 390, 429, 440, 520, 572, 660, 715, 780, 858, 1144, 1320, 1430, 1560, 1716, 2145, 2860, 3432, 4290, 4943, 5720, 8580, 9886, 14829, 17160, 19772, 24715, 29658, 39544, 49430, 54373, 59316, 64259, 74145, 98860, 108746, 118632, 128518, 148290, 163119, 192777, 197720, 217492, 257036, 271865, 296580, 321295, 326238, 385554, 434984, 514072, 543730, 593160, 642590, 652476, 706849, 771108, 815595, 963885, 1087460, 1285180, 1304952, 1413698, 1542216, 1631190, 1927770, 2120547, 2174920, 2570360, 2827396, 3262380, 3534245, 3855540, 4241094, 5654792, 6524760, 7068490, 7711080, 8482188, 10602735, 14136980, 16964376, 21205470, 28273960, 42410940, 84821880]

約数ペア:

[(1, 84821880), (2, 42410940), (3, 28273960), (4, 21205470), (5, 16964376), (6, 14136980), (8, 10602735), (10, 8482188), (11, 7711080), (12, 7068490), (13, 6524760), (15, 5654792), (20, 4241094), (22, 3855540), (24, 3534245), (26, 3262380), (30, 2827396), (33, 2570360), (39, 2174920), (40, 2120547), (44, 1927770), (52, 1631190), (55, 1542216), (60, 1413698), (65, 1304952), (66, 1285180), (78, 1087460), (88, 963885), (104, 815595), (110, 771108), (120, 706849), (130, 652476), (132, 642590), (143, 593160), (156, 543730), (165, 514072), (195, 434984), (220, 385554), (260, 326238), (264, 321295), (286, 296580), (312, 271865), (330, 257036), (390, 217492), (429, 197720), (440, 192777), (520, 163119), (572, 148290), (660, 128518), (715, 118632), (780, 108746), (858, 98860), (1144, 74145), (1320, 64259), (1430, 59316), (1560, 54373), (1716, 49430), (2145, 39544), (2860, 29658), (3432, 24715), (4290, 19772), (4943, 17160), (5720, 14829), (8580, 9886)]