30818340

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1$

素因数の和:319

約数の個数: 192

約数和(自身を含む): 113541120

約数和(自身を除く): 82722780

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 31, 35, 36, 42, 45, 54, 60, 62, 63, 70, 84, 90, 93, 105, 108, 124, 126, 135, 140, 155, 180, 186, 189, 210, 217, 252, 263, 270, 279, 310, 315, 372, 378, 420, 434, 465, 526, 540, 558, 620, 630, 651, 756, 789, 837, 868, 930, 945, 1052, 1085, 1116, 1260, 1302, 1315, 1395, 1578, 1674, 1841, 1860, 1890, 1953, 2170, 2367, 2604, 2630, 2790, 3156, 3255, 3348, 3682, 3780, 3906, 3945, 4185, 4340, 4734, 5260, 5523, 5580, 5859, 6510, 7101, 7364, 7812, 7890, 8153, 8370, 9205, 9468, 9765, 11046, 11718, 11835, 13020, 14202, 15780, 16306, 16569, 16740, 18410, 19530, 22092, 23436, 23670, 24459, 27615, 28404, 29295, 32612, 33138, 35505, 36820, 39060, 40765, 47340, 48918, 49707, 55230, 57071, 58590, 66276, 71010, 73377, 81530, 82845, 97836, 99414, 110460, 114142, 117180, 122295, 142020, 146754, 163060, 165690, 171213, 198828, 220131, 228284, 244590, 248535, 285355, 293508, 331380, 342426, 366885, 440262, 489180, 497070, 513639, 570710, 684852, 733770, 856065, 880524, 994140, 1027278, 1100655, 1141420, 1467540, 1540917, 1712130, 2054556, 2201310, 2568195, 3081834, 3424260, 4402620, 5136390, 6163668, 7704585, 10272780, 15409170, 30818340]

約数ペア:

[(1, 30818340), (2, 15409170), (3, 10272780), (4, 7704585), (5, 6163668), (6, 5136390), (7, 4402620), (9, 3424260), (10, 3081834), (12, 2568195), (14, 2201310), (15, 2054556), (18, 1712130), (20, 1540917), (21, 1467540), (27, 1141420), (28, 1100655), (30, 1027278), (31, 994140), (35, 880524), (36, 856065), (42, 733770), (45, 684852), (54, 570710), (60, 513639), (62, 497070), (63, 489180), (70, 440262), (84, 366885), (90, 342426), (93, 331380), (105, 293508), (108, 285355), (124, 248535), (126, 244590), (135, 228284), (140, 220131), (155, 198828), (180, 171213), (186, 165690), (189, 163060), (210, 146754), (217, 142020), (252, 122295), (263, 117180), (270, 114142), (279, 110460), (310, 99414), (315, 97836), (372, 82845), (378, 81530), (420, 73377), (434, 71010), (465, 66276), (526, 58590), (540, 57071), (558, 55230), (620, 49707), (630, 48918), (651, 47340), (756, 40765), (789, 39060), (837, 36820), (868, 35505), (930, 33138), (945, 32612), (1052, 29295), (1085, 28404), (1116, 27615), (1260, 24459), (1302, 23670), (1315, 23436), (1395, 22092), (1578, 19530), (1674, 18410), (1841, 16740), (1860, 16569), (1890, 16306), (1953, 15780), (2170, 14202), (2367, 13020), (2604, 11835), (2630, 11718), (2790, 11046), (3156, 9765), (3255, 9468), (3348, 9205), (3682, 8370), (3780, 8153), (3906, 7890), (3945, 7812), (4185, 7364), (4340, 7101), (4734, 6510), (5260, 5859), (5523, 5580)]