17987686920

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{383}}^1\times {\mathrm{18637}}^1$

素因数の和:19044

約数の個数: 192

約数和(自身を含む): 66989445120

約数和(自身を除く): 49001758200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 383, 420, 504, 630, 766, 840, 1149, 1260, 1532, 1915, 2298, 2520, 2681, 3064, 3447, 3830, 4596, 5362, 5745, 6894, 7660, 8043, 9192, 10724, 11490, 13405, 13788, 15320, 16086, 17235, 18637, 21448, 22980, 24129, 26810, 27576, 32172, 34470, 37274, 40215, 45960, 48258, 53620, 55911, 64344, 68940, 74548, 80430, 93185, 96516, 107240, 111822, 120645, 130459, 137880, 149096, 160860, 167733, 186370, 193032, 223644, 241290, 260918, 279555, 321720, 335466, 372740, 391377, 447288, 482580, 521836, 559110, 652295, 670932, 745480, 782754, 838665, 965160, 1043672, 1118220, 1174131, 1304590, 1341864, 1565508, 1677330, 1956885, 2236440, 2348262, 2609180, 3131016, 3354660, 3913770, 4696524, 5218360, 5870655, 6709320, 7137971, 7827540, 9393048, 11741310, 14275942, 15655080, 21413913, 23482620, 28551884, 35689855, 42827826, 46965240, 49965797, 57103768, 64241739, 71379710, 85655652, 99931594, 107069565, 128483478, 142759420, 149897391, 171311304, 199863188, 214139130, 249828985, 256966956, 285518840, 299794782, 321208695, 399726376, 428278260, 449692173, 499657970, 513933912, 599589564, 642417390, 749486955, 856556520, 899384346, 999315940, 1199179128, 1284834780, 1498973910, 1798768692, 1998631880, 2248460865, 2569669560, 2997947820, 3597537384, 4496921730, 5995895640, 8993843460, 17987686920]

約数ペア:

[(1, 17987686920), (2, 8993843460), (3, 5995895640), (4, 4496921730), (5, 3597537384), (6, 2997947820), (7, 2569669560), (8, 2248460865), (9, 1998631880), (10, 1798768692), (12, 1498973910), (14, 1284834780), (15, 1199179128), (18, 999315940), (20, 899384346), (21, 856556520), (24, 749486955), (28, 642417390), (30, 599589564), (35, 513933912), (36, 499657970), (40, 449692173), (42, 428278260), (45, 399726376), (56, 321208695), (60, 299794782), (63, 285518840), (70, 256966956), (72, 249828985), (84, 214139130), (90, 199863188), (105, 171311304), (120, 149897391), (126, 142759420), (140, 128483478), (168, 107069565), (180, 99931594), (210, 85655652), (252, 71379710), (280, 64241739), (315, 57103768), (360, 49965797), (383, 46965240), (420, 42827826), (504, 35689855), (630, 28551884), (766, 23482620), (840, 21413913), (1149, 15655080), (1260, 14275942), (1532, 11741310), (1915, 9393048), (2298, 7827540), (2520, 7137971), (2681, 6709320), (3064, 5870655), (3447, 5218360), (3830, 4696524), (4596, 3913770), (5362, 3354660), (5745, 3131016), (6894, 2609180), (7660, 2348262), (8043, 2236440), (9192, 1956885), (10724, 1677330), (11490, 1565508), (13405, 1341864), (13788, 1304590), (15320, 1174131), (16086, 1118220), (17235, 1043672), (18637, 965160), (21448, 838665), (22980, 782754), (24129, 745480), (26810, 670932), (27576, 652295), (32172, 559110), (34470, 521836), (37274, 482580), (40215, 447288), (45960, 391377), (48258, 372740), (53620, 335466), (55911, 321720), (64344, 279555), (68940, 260918), (74548, 241290), (80430, 223644), (93185, 193032), (96516, 186370), (107240, 167733), (111822, 160860), (120645, 149096), (130459, 137880)]