218514660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1291}}^1$

素因数の和:1354

約数の個数: 192

約数和(自身を含む): 777928704

約数和(自身を除く): 559414044

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 31, 35, 39, 42, 52, 60, 62, 65, 70, 78, 84, 91, 93, 105, 124, 130, 140, 155, 156, 182, 186, 195, 210, 217, 260, 273, 310, 364, 372, 390, 403, 420, 434, 455, 465, 546, 620, 651, 780, 806, 868, 910, 930, 1085, 1092, 1209, 1291, 1302, 1365, 1612, 1820, 1860, 2015, 2170, 2418, 2582, 2604, 2730, 2821, 3255, 3873, 4030, 4340, 4836, 5164, 5460, 5642, 6045, 6455, 6510, 7746, 8060, 8463, 9037, 11284, 12090, 12910, 13020, 14105, 15492, 16783, 16926, 18074, 19365, 24180, 25820, 27111, 28210, 33566, 33852, 36148, 38730, 40021, 42315, 45185, 50349, 54222, 56420, 67132, 77460, 80042, 83915, 84630, 90370, 100698, 108444, 117481, 120063, 135555, 160084, 167830, 169260, 180740, 200105, 201396, 234962, 240126, 251745, 271110, 280147, 335660, 352443, 400210, 469924, 480252, 503490, 520273, 542220, 560294, 587405, 600315, 704886, 800420, 840441, 1006980, 1040546, 1120588, 1174810, 1200630, 1400735, 1409772, 1560819, 1680882, 1762215, 2081092, 2349620, 2401260, 2601365, 2801470, 3121638, 3361764, 3524430, 3641911, 4202205, 5202730, 5602940, 6243276, 7048860, 7283822, 7804095, 8404410, 10405460, 10925733, 14567644, 15608190, 16808820, 18209555, 21851466, 31216380, 36419110, 43702932, 54628665, 72838220, 109257330, 218514660]

約数ペア:

[(1, 218514660), (2, 109257330), (3, 72838220), (4, 54628665), (5, 43702932), (6, 36419110), (7, 31216380), (10, 21851466), (12, 18209555), (13, 16808820), (14, 15608190), (15, 14567644), (20, 10925733), (21, 10405460), (26, 8404410), (28, 7804095), (30, 7283822), (31, 7048860), (35, 6243276), (39, 5602940), (42, 5202730), (52, 4202205), (60, 3641911), (62, 3524430), (65, 3361764), (70, 3121638), (78, 2801470), (84, 2601365), (91, 2401260), (93, 2349620), (105, 2081092), (124, 1762215), (130, 1680882), (140, 1560819), (155, 1409772), (156, 1400735), (182, 1200630), (186, 1174810), (195, 1120588), (210, 1040546), (217, 1006980), (260, 840441), (273, 800420), (310, 704886), (364, 600315), (372, 587405), (390, 560294), (403, 542220), (420, 520273), (434, 503490), (455, 480252), (465, 469924), (546, 400210), (620, 352443), (651, 335660), (780, 280147), (806, 271110), (868, 251745), (910, 240126), (930, 234962), (1085, 201396), (1092, 200105), (1209, 180740), (1291, 169260), (1302, 167830), (1365, 160084), (1612, 135555), (1820, 120063), (1860, 117481), (2015, 108444), (2170, 100698), (2418, 90370), (2582, 84630), (2604, 83915), (2730, 80042), (2821, 77460), (3255, 67132), (3873, 56420), (4030, 54222), (4340, 50349), (4836, 45185), (5164, 42315), (5460, 40021), (5642, 38730), (6045, 36148), (6455, 33852), (6510, 33566), (7746, 28210), (8060, 27111), (8463, 25820), (9037, 24180), (11284, 19365), (12090, 18074), (12910, 16926), (13020, 16783), (14105, 15492)]