28122072720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{1039}}^1\times {\mathrm{16111}}^1$

素因数の和:17173

約数の個数: 160

約数和(自身を含む): 99734568960

約数和(自身を除く): 71612496240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1039, 1680, 2078, 3117, 4156, 5195, 6234, 7273, 8312, 10390, 12468, 14546, 15585, 16111, 16624, 20780, 21819, 24936, 29092, 31170, 32222, 36365, 41560, 43638, 48333, 49872, 58184, 62340, 64444, 72730, 80555, 83120, 87276, 96666, 109095, 112777, 116368, 124680, 128888, 145460, 161110, 174552, 193332, 218190, 225554, 241665, 249360, 257776, 290920, 322220, 338331, 349104, 386664, 436380, 451108, 483330, 563885, 581840, 644440, 676662, 773328, 872760, 902216, 966660, 1127770, 1288880, 1353324, 1691655, 1745520, 1804432, 1933320, 2255540, 2706648, 3383310, 3866640, 4511080, 5413296, 6766620, 9022160, 13533240, 16739329, 27066480, 33478658, 50217987, 66957316, 83696645, 100435974, 117175303, 133914632, 167393290, 200871948, 234350606, 251089935, 267829264, 334786580, 351525909, 401743896, 468701212, 502179870, 585876515, 669573160, 703051818, 803487792, 937402424, 1004359740, 1171753030, 1339146320, 1406103636, 1757629545, 1874804848, 2008719480, 2343506060, 2812207272, 3515259090, 4017438960, 4687012120, 5624414544, 7030518180, 9374024240, 14061036360, 28122072720]

約数ペア:

[(1, 28122072720), (2, 14061036360), (3, 9374024240), (4, 7030518180), (5, 5624414544), (6, 4687012120), (7, 4017438960), (8, 3515259090), (10, 2812207272), (12, 2343506060), (14, 2008719480), (15, 1874804848), (16, 1757629545), (20, 1406103636), (21, 1339146320), (24, 1171753030), (28, 1004359740), (30, 937402424), (35, 803487792), (40, 703051818), (42, 669573160), (48, 585876515), (56, 502179870), (60, 468701212), (70, 401743896), (80, 351525909), (84, 334786580), (105, 267829264), (112, 251089935), (120, 234350606), (140, 200871948), (168, 167393290), (210, 133914632), (240, 117175303), (280, 100435974), (336, 83696645), (420, 66957316), (560, 50217987), (840, 33478658), (1039, 27066480), (1680, 16739329), (2078, 13533240), (3117, 9022160), (4156, 6766620), (5195, 5413296), (6234, 4511080), (7273, 3866640), (8312, 3383310), (10390, 2706648), (12468, 2255540), (14546, 1933320), (15585, 1804432), (16111, 1745520), (16624, 1691655), (20780, 1353324), (21819, 1288880), (24936, 1127770), (29092, 966660), (31170, 902216), (32222, 872760), (36365, 773328), (41560, 676662), (43638, 644440), (48333, 581840), (49872, 563885), (58184, 483330), (62340, 451108), (64444, 436380), (72730, 386664), (80555, 349104), (83120, 338331), (87276, 322220), (96666, 290920), (109095, 257776), (112777, 249360), (116368, 241665), (124680, 225554), (128888, 218190), (145460, 193332), (161110, 174552)]