144157640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:255

約数の個数: 128

約数和(自身を含む): 371226240

約数和(自身を除く): 227068600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 41, 44, 55, 61, 82, 88, 110, 122, 131, 164, 205, 220, 244, 262, 305, 328, 410, 440, 451, 488, 524, 610, 655, 671, 820, 902, 1048, 1220, 1310, 1342, 1441, 1640, 1804, 2255, 2440, 2501, 2620, 2684, 2882, 3355, 3608, 4510, 5002, 5240, 5368, 5371, 5764, 6710, 7205, 7991, 9020, 10004, 10742, 11528, 12505, 13420, 14410, 15982, 18040, 20008, 21484, 25010, 26840, 26855, 27511, 28820, 31964, 39955, 42968, 50020, 53710, 55022, 57640, 59081, 63928, 79910, 87901, 100040, 107420, 110044, 118162, 137555, 159820, 175802, 214840, 220088, 236324, 275110, 295405, 319640, 327631, 351604, 439505, 472648, 550220, 590810, 655262, 703208, 879010, 1100440, 1181620, 1310524, 1638155, 1758020, 2363240, 2621048, 3276310, 3516040, 3603941, 6552620, 7207882, 13105240, 14415764, 18019705, 28831528, 36039410, 72078820, 144157640]

約数ペア:

[(1, 144157640), (2, 72078820), (4, 36039410), (5, 28831528), (8, 18019705), (10, 14415764), (11, 13105240), (20, 7207882), (22, 6552620), (40, 3603941), (41, 3516040), (44, 3276310), (55, 2621048), (61, 2363240), (82, 1758020), (88, 1638155), (110, 1310524), (122, 1181620), (131, 1100440), (164, 879010), (205, 703208), (220, 655262), (244, 590810), (262, 550220), (305, 472648), (328, 439505), (410, 351604), (440, 327631), (451, 319640), (488, 295405), (524, 275110), (610, 236324), (655, 220088), (671, 214840), (820, 175802), (902, 159820), (1048, 137555), (1220, 118162), (1310, 110044), (1342, 107420), (1441, 100040), (1640, 87901), (1804, 79910), (2255, 63928), (2440, 59081), (2501, 57640), (2620, 55022), (2684, 53710), (2882, 50020), (3355, 42968), (3608, 39955), (4510, 31964), (5002, 28820), (5240, 27511), (5368, 26855), (5371, 26840), (5764, 25010), (6710, 21484), (7205, 20008), (7991, 18040), (9020, 15982), (10004, 14410), (10742, 13420), (11528, 12505)]