30646920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{181}}^1$

素因数の和:295

約数の個数: 128

約数和(自身を含む): 99066240

約数和(自身を除く): 68419320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 83, 85, 102, 120, 136, 166, 170, 181, 204, 249, 255, 332, 340, 362, 408, 415, 498, 510, 543, 664, 680, 724, 830, 905, 996, 1020, 1086, 1245, 1411, 1448, 1660, 1810, 1992, 2040, 2172, 2490, 2715, 2822, 3077, 3320, 3620, 4233, 4344, 4980, 5430, 5644, 6154, 7055, 7240, 8466, 9231, 9960, 10860, 11288, 12308, 14110, 15023, 15385, 16932, 18462, 21165, 21720, 24616, 28220, 30046, 30770, 33864, 36924, 42330, 45069, 46155, 56440, 60092, 61540, 73848, 75115, 84660, 90138, 92310, 120184, 123080, 150230, 169320, 180276, 184620, 225345, 255391, 300460, 360552, 369240, 450690, 510782, 600920, 766173, 901380, 1021564, 1276955, 1532346, 1802760, 2043128, 2553910, 3064692, 3830865, 5107820, 6129384, 7661730, 10215640, 15323460, 30646920]

約数ペア:

[(1, 30646920), (2, 15323460), (3, 10215640), (4, 7661730), (5, 6129384), (6, 5107820), (8, 3830865), (10, 3064692), (12, 2553910), (15, 2043128), (17, 1802760), (20, 1532346), (24, 1276955), (30, 1021564), (34, 901380), (40, 766173), (51, 600920), (60, 510782), (68, 450690), (83, 369240), (85, 360552), (102, 300460), (120, 255391), (136, 225345), (166, 184620), (170, 180276), (181, 169320), (204, 150230), (249, 123080), (255, 120184), (332, 92310), (340, 90138), (362, 84660), (408, 75115), (415, 73848), (498, 61540), (510, 60092), (543, 56440), (664, 46155), (680, 45069), (724, 42330), (830, 36924), (905, 33864), (996, 30770), (1020, 30046), (1086, 28220), (1245, 24616), (1411, 21720), (1448, 21165), (1660, 18462), (1810, 16932), (1992, 15385), (2040, 15023), (2172, 14110), (2490, 12308), (2715, 11288), (2822, 10860), (3077, 9960), (3320, 9231), (3620, 8466), (4233, 7240), (4344, 7055), (4980, 6154), (5430, 5644)]