18842460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1$

素因数の和:85

約数の個数: 288

約数和(自身を含む): 72394560

約数和(自身を除く): 53552100

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 17, 20, 21, 26, 28, 29, 30, 34, 35, 39, 42, 49, 51, 52, 58, 60, 65, 68, 70, 78, 84, 85, 87, 91, 98, 102, 105, 116, 119, 130, 140, 145, 147, 156, 170, 174, 182, 195, 196, 203, 204, 210, 221, 238, 245, 255, 260, 273, 290, 294, 340, 348, 357, 364, 377, 390, 406, 420, 435, 442, 455, 476, 490, 493, 510, 546, 580, 588, 595, 609, 637, 663, 714, 735, 754, 780, 812, 833, 870, 884, 910, 980, 986, 1015, 1020, 1092, 1105, 1131, 1190, 1218, 1274, 1326, 1365, 1421, 1428, 1470, 1479, 1508, 1547, 1666, 1740, 1785, 1820, 1885, 1911, 1972, 2030, 2210, 2262, 2380, 2436, 2465, 2499, 2548, 2639, 2652, 2730, 2842, 2940, 2958, 3045, 3094, 3185, 3315, 3332, 3451, 3570, 3770, 3822, 4060, 4165, 4263, 4420, 4524, 4641, 4930, 4998, 5278, 5460, 5655, 5684, 5916, 6090, 6188, 6370, 6409, 6630, 6902, 7105, 7140, 7395, 7540, 7644, 7735, 7917, 8330, 8526, 9282, 9555, 9860, 9996, 10353, 10556, 10829, 11310, 12180, 12495, 12740, 12818, 13195, 13260, 13804, 14210, 14790, 15470, 15834, 16660, 17052, 17255, 18473, 18564, 19110, 19227, 20706, 21315, 21658, 22620, 23205, 24157, 24990, 25636, 26390, 28420, 29580, 30940, 31668, 32045, 32487, 34510, 36946, 38220, 38454, 39585, 41412, 42630, 43316, 44863, 46410, 48314, 49980, 51765, 52780, 54145, 55419, 64090, 64974, 69020, 72471, 73892, 76908, 79170, 85260, 89726, 92365, 92820, 96135, 96628, 103530, 108290, 110838, 120785, 128180, 129948, 134589, 144942, 158340, 162435, 179452, 184730, 192270, 207060, 216580, 221676, 224315, 241570, 269178, 277095, 289884, 314041, 324870, 362355, 369460, 384540, 448630, 483140, 538356, 554190, 628082, 649740, 672945, 724710, 897260, 942123, 1108380, 1256164, 1345890, 1449420, 1570205, 1884246, 2691780, 3140410, 3768492, 4710615, 6280820, 9421230, 18842460]

約数ペア:

[(1, 18842460), (2, 9421230), (3, 6280820), (4, 4710615), (5, 3768492), (6, 3140410), (7, 2691780), (10, 1884246), (12, 1570205), (13, 1449420), (14, 1345890), (15, 1256164), (17, 1108380), (20, 942123), (21, 897260), (26, 724710), (28, 672945), (29, 649740), (30, 628082), (34, 554190), (35, 538356), (39, 483140), (42, 448630), (49, 384540), (51, 369460), (52, 362355), (58, 324870), (60, 314041), (65, 289884), (68, 277095), (70, 269178), (78, 241570), (84, 224315), (85, 221676), (87, 216580), (91, 207060), (98, 192270), (102, 184730), (105, 179452), (116, 162435), (119, 158340), (130, 144942), (140, 134589), (145, 129948), (147, 128180), (156, 120785), (170, 110838), (174, 108290), (182, 103530), (195, 96628), (196, 96135), (203, 92820), (204, 92365), (210, 89726), (221, 85260), (238, 79170), (245, 76908), (255, 73892), (260, 72471), (273, 69020), (290, 64974), (294, 64090), (340, 55419), (348, 54145), (357, 52780), (364, 51765), (377, 49980), (390, 48314), (406, 46410), (420, 44863), (435, 43316), (442, 42630), (455, 41412), (476, 39585), (490, 38454), (493, 38220), (510, 36946), (546, 34510), (580, 32487), (588, 32045), (595, 31668), (609, 30940), (637, 29580), (663, 28420), (714, 26390), (735, 25636), (754, 24990), (780, 24157), (812, 23205), (833, 22620), (870, 21658), (884, 21315), (910, 20706), (980, 19227), (986, 19110), (1015, 18564), (1020, 18473), (1092, 17255), (1105, 17052), (1131, 16660), (1190, 15834), (1218, 15470), (1274, 14790), (1326, 14210), (1365, 13804), (1421, 13260), (1428, 13195), (1470, 12818), (1479, 12740), (1508, 12495), (1547, 12180), (1666, 11310), (1740, 10829), (1785, 10556), (1820, 10353), (1885, 9996), (1911, 9860), (1972, 9555), (2030, 9282), (2210, 8526), (2262, 8330), (2380, 7917), (2436, 7735), (2465, 7644), (2499, 7540), (2548, 7395), (2639, 7140), (2652, 7105), (2730, 6902), (2842, 6630), (2940, 6409), (2958, 6370), (3045, 6188), (3094, 6090), (3185, 5916), (3315, 5684), (3332, 5655), (3451, 5460), (3570, 5278), (3770, 4998), (3822, 4930), (4060, 4641), (4165, 4524), (4263, 4420)]