26721030

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1$

素因数の和:254

約数の個数: 128

約数和(自身を含む): 79672320

約数和(自身を除く): 52951290

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 37, 38, 42, 57, 70, 74, 95, 105, 111, 114, 133, 181, 185, 190, 210, 222, 259, 266, 285, 362, 370, 399, 518, 543, 555, 570, 665, 703, 777, 798, 905, 1086, 1110, 1267, 1295, 1330, 1406, 1554, 1810, 1995, 2109, 2534, 2590, 2715, 3439, 3515, 3801, 3885, 3990, 4218, 4921, 5430, 6335, 6697, 6878, 7030, 7602, 7770, 9842, 10317, 10545, 12670, 13394, 14763, 17195, 19005, 20091, 20634, 21090, 24073, 24605, 29526, 33485, 34390, 38010, 40182, 46879, 48146, 49210, 51585, 66970, 72219, 73815, 93758, 100455, 103170, 120365, 127243, 140637, 144438, 147630, 200910, 234395, 240730, 254486, 281274, 361095, 381729, 468790, 636215, 703185, 722190, 763458, 890701, 1272430, 1406370, 1781402, 1908645, 2672103, 3817290, 4453505, 5344206, 8907010, 13360515, 26721030]

約数ペア:

[(1, 26721030), (2, 13360515), (3, 8907010), (5, 5344206), (6, 4453505), (7, 3817290), (10, 2672103), (14, 1908645), (15, 1781402), (19, 1406370), (21, 1272430), (30, 890701), (35, 763458), (37, 722190), (38, 703185), (42, 636215), (57, 468790), (70, 381729), (74, 361095), (95, 281274), (105, 254486), (111, 240730), (114, 234395), (133, 200910), (181, 147630), (185, 144438), (190, 140637), (210, 127243), (222, 120365), (259, 103170), (266, 100455), (285, 93758), (362, 73815), (370, 72219), (399, 66970), (518, 51585), (543, 49210), (555, 48146), (570, 46879), (665, 40182), (703, 38010), (777, 34390), (798, 33485), (905, 29526), (1086, 24605), (1110, 24073), (1267, 21090), (1295, 20634), (1330, 20091), (1406, 19005), (1554, 17195), (1810, 14763), (1995, 13394), (2109, 12670), (2534, 10545), (2590, 10317), (2715, 9842), (3439, 7770), (3515, 7602), (3801, 7030), (3885, 6878), (3990, 6697), (4218, 6335), (4921, 5430)]