16761420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1$

素因数の和:89

約数の個数: 216

約数和(自身を含む): 59950800

約数和(自身を除く): 43189380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 29, 30, 36, 38, 39, 45, 52, 57, 58, 60, 65, 76, 78, 87, 90, 95, 114, 116, 117, 130, 145, 156, 169, 171, 174, 180, 190, 195, 228, 234, 247, 260, 261, 285, 290, 338, 342, 348, 377, 380, 390, 435, 468, 494, 507, 522, 551, 570, 580, 585, 676, 684, 741, 754, 780, 845, 855, 870, 988, 1014, 1044, 1102, 1131, 1140, 1170, 1235, 1305, 1482, 1508, 1521, 1653, 1690, 1710, 1740, 1885, 2028, 2204, 2223, 2262, 2340, 2470, 2535, 2610, 2755, 2964, 3042, 3211, 3306, 3380, 3393, 3420, 3705, 3770, 4446, 4524, 4901, 4940, 4959, 5070, 5220, 5510, 5655, 6084, 6422, 6612, 6786, 7163, 7410, 7540, 7605, 8265, 8892, 9633, 9802, 9918, 10140, 11020, 11115, 11310, 12844, 13572, 14326, 14703, 14820, 15210, 16055, 16530, 16965, 19266, 19604, 19836, 21489, 22230, 22620, 24505, 24795, 28652, 28899, 29406, 30420, 32110, 33060, 33930, 35815, 38532, 42978, 44109, 44460, 48165, 49010, 49590, 57798, 58812, 64220, 64467, 67860, 71630, 73515, 85956, 88218, 93119, 96330, 98020, 99180, 107445, 115596, 128934, 143260, 144495, 147030, 176436, 186238, 192660, 214890, 220545, 257868, 279357, 288990, 294060, 322335, 372476, 429780, 441090, 465595, 558714, 577980, 644670, 838071, 882180, 931190, 1117428, 1289340, 1396785, 1676142, 1862380, 2793570, 3352284, 4190355, 5587140, 8380710, 16761420]

約数ペア:

[(1, 16761420), (2, 8380710), (3, 5587140), (4, 4190355), (5, 3352284), (6, 2793570), (9, 1862380), (10, 1676142), (12, 1396785), (13, 1289340), (15, 1117428), (18, 931190), (19, 882180), (20, 838071), (26, 644670), (29, 577980), (30, 558714), (36, 465595), (38, 441090), (39, 429780), (45, 372476), (52, 322335), (57, 294060), (58, 288990), (60, 279357), (65, 257868), (76, 220545), (78, 214890), (87, 192660), (90, 186238), (95, 176436), (114, 147030), (116, 144495), (117, 143260), (130, 128934), (145, 115596), (156, 107445), (169, 99180), (171, 98020), (174, 96330), (180, 93119), (190, 88218), (195, 85956), (228, 73515), (234, 71630), (247, 67860), (260, 64467), (261, 64220), (285, 58812), (290, 57798), (338, 49590), (342, 49010), (348, 48165), (377, 44460), (380, 44109), (390, 42978), (435, 38532), (468, 35815), (494, 33930), (507, 33060), (522, 32110), (551, 30420), (570, 29406), (580, 28899), (585, 28652), (676, 24795), (684, 24505), (741, 22620), (754, 22230), (780, 21489), (845, 19836), (855, 19604), (870, 19266), (988, 16965), (1014, 16530), (1044, 16055), (1102, 15210), (1131, 14820), (1140, 14703), (1170, 14326), (1235, 13572), (1305, 12844), (1482, 11310), (1508, 11115), (1521, 11020), (1653, 10140), (1690, 9918), (1710, 9802), (1740, 9633), (1885, 8892), (2028, 8265), (2204, 7605), (2223, 7540), (2262, 7410), (2340, 7163), (2470, 6786), (2535, 6612), (2610, 6422), (2755, 6084), (2964, 5655), (3042, 5510), (3211, 5220), (3306, 5070), (3380, 4959), (3393, 4940), (3420, 4901), (3705, 4524), (3770, 4446)]