15550360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:153

約数の個数: 128

約数和(自身を含む): 43776000

約数和(自身を除く): 28225640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 37, 38, 40, 56, 70, 74, 76, 79, 95, 133, 140, 148, 152, 158, 185, 190, 259, 266, 280, 296, 316, 370, 380, 395, 518, 532, 553, 632, 665, 703, 740, 760, 790, 1036, 1064, 1106, 1295, 1330, 1406, 1480, 1501, 1580, 2072, 2212, 2590, 2660, 2765, 2812, 2923, 3002, 3160, 3515, 4424, 4921, 5180, 5320, 5530, 5624, 5846, 6004, 7030, 7505, 9842, 10360, 10507, 11060, 11692, 12008, 14060, 14615, 15010, 19684, 20461, 21014, 22120, 23384, 24605, 28120, 29230, 30020, 39368, 40922, 42028, 49210, 52535, 55537, 58460, 60040, 81844, 84056, 98420, 102305, 105070, 111074, 116920, 163688, 196840, 204610, 210140, 222148, 277685, 388759, 409220, 420280, 444296, 555370, 777518, 818440, 1110740, 1555036, 1943795, 2221480, 3110072, 3887590, 7775180, 15550360]

約数ペア:

[(1, 15550360), (2, 7775180), (4, 3887590), (5, 3110072), (7, 2221480), (8, 1943795), (10, 1555036), (14, 1110740), (19, 818440), (20, 777518), (28, 555370), (35, 444296), (37, 420280), (38, 409220), (40, 388759), (56, 277685), (70, 222148), (74, 210140), (76, 204610), (79, 196840), (95, 163688), (133, 116920), (140, 111074), (148, 105070), (152, 102305), (158, 98420), (185, 84056), (190, 81844), (259, 60040), (266, 58460), (280, 55537), (296, 52535), (316, 49210), (370, 42028), (380, 40922), (395, 39368), (518, 30020), (532, 29230), (553, 28120), (632, 24605), (665, 23384), (703, 22120), (740, 21014), (760, 20461), (790, 19684), (1036, 15010), (1064, 14615), (1106, 14060), (1295, 12008), (1330, 11692), (1406, 11060), (1480, 10507), (1501, 10360), (1580, 9842), (2072, 7505), (2212, 7030), (2590, 6004), (2660, 5846), (2765, 5624), (2812, 5530), (2923, 5320), (3002, 5180), (3160, 4921), (3515, 4424)]