188545720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{601}}^1$

素因数の和:677

約数の個数: 128

約数和(自身を含む): 499322880

約数和(自身を除く): 310777160

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 31, 40, 44, 46, 55, 62, 88, 92, 110, 115, 124, 155, 184, 220, 230, 248, 253, 310, 341, 440, 460, 506, 601, 620, 682, 713, 920, 1012, 1202, 1240, 1265, 1364, 1426, 1705, 2024, 2404, 2530, 2728, 2852, 3005, 3410, 3565, 4808, 5060, 5704, 6010, 6611, 6820, 7130, 7843, 10120, 12020, 13222, 13640, 13823, 14260, 15686, 18631, 24040, 26444, 27646, 28520, 31372, 33055, 37262, 39215, 52888, 55292, 62744, 66110, 69115, 74524, 78430, 93155, 110584, 132220, 138230, 149048, 152053, 156860, 186310, 204941, 264440, 276460, 304106, 313720, 372620, 409882, 428513, 552920, 608212, 745240, 760265, 819764, 857026, 1024705, 1216424, 1520530, 1639528, 1714052, 2049410, 2142565, 3041060, 3428104, 4098820, 4285130, 4713643, 6082120, 8197640, 8570260, 9427286, 17140520, 18854572, 23568215, 37709144, 47136430, 94272860, 188545720]

約数ペア:

[(1, 188545720), (2, 94272860), (4, 47136430), (5, 37709144), (8, 23568215), (10, 18854572), (11, 17140520), (20, 9427286), (22, 8570260), (23, 8197640), (31, 6082120), (40, 4713643), (44, 4285130), (46, 4098820), (55, 3428104), (62, 3041060), (88, 2142565), (92, 2049410), (110, 1714052), (115, 1639528), (124, 1520530), (155, 1216424), (184, 1024705), (220, 857026), (230, 819764), (248, 760265), (253, 745240), (310, 608212), (341, 552920), (440, 428513), (460, 409882), (506, 372620), (601, 313720), (620, 304106), (682, 276460), (713, 264440), (920, 204941), (1012, 186310), (1202, 156860), (1240, 152053), (1265, 149048), (1364, 138230), (1426, 132220), (1705, 110584), (2024, 93155), (2404, 78430), (2530, 74524), (2728, 69115), (2852, 66110), (3005, 62744), (3410, 55292), (3565, 52888), (4808, 39215), (5060, 37262), (5704, 33055), (6010, 31372), (6611, 28520), (6820, 27646), (7130, 26444), (7843, 24040), (10120, 18631), (12020, 15686), (13222, 14260), (13640, 13823)]