201094520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{641}}^1$

素因数の和:717

約数の個数: 128

約数和(自身を含む): 532500480

約数和(自身を除く): 331405960

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, 620, 641, 682, 713, 920, 1012, 1240, 1265, 1282, 1364, 1426, 1705, 2024, 2530, 2564, 2728, 2852, 3205, 3410, 3565, 5060, 5128, 5704, 6410, 6820, 7051, 7130, 7843, 10120, 12820, 13640, 14102, 14260, 14743, 15686, 19871, 25640, 28204, 28520, 29486, 31372, 35255, 39215, 39742, 56408, 58972, 62744, 70510, 73715, 78430, 79484, 99355, 117944, 141020, 147430, 156860, 158968, 162173, 198710, 218581, 282040, 294860, 313720, 324346, 397420, 437162, 457033, 589720, 648692, 794840, 810865, 874324, 914066, 1092905, 1297384, 1621730, 1748648, 1828132, 2185810, 2285165, 3243460, 3656264, 4371620, 4570330, 5027363, 6486920, 8743240, 9140660, 10054726, 18281320, 20109452, 25136815, 40218904, 50273630, 100547260, 201094520]

約数ペア:

[(1, 201094520), (2, 100547260), (4, 50273630), (5, 40218904), (8, 25136815), (10, 20109452), (11, 18281320), (20, 10054726), (22, 9140660), (23, 8743240), (31, 6486920), (40, 5027363), (44, 4570330), (46, 4371620), (55, 3656264), (62, 3243460), (88, 2285165), (92, 2185810), (110, 1828132), (115, 1748648), (124, 1621730), (155, 1297384), (184, 1092905), (220, 914066), (230, 874324), (248, 810865), (253, 794840), (310, 648692), (341, 589720), (440, 457033), (460, 437162), (506, 397420), (620, 324346), (641, 313720), (682, 294860), (713, 282040), (920, 218581), (1012, 198710), (1240, 162173), (1265, 158968), (1282, 156860), (1364, 147430), (1426, 141020), (1705, 117944), (2024, 99355), (2530, 79484), (2564, 78430), (2728, 73715), (2852, 70510), (3205, 62744), (3410, 58972), (3565, 56408), (5060, 39742), (5128, 39215), (5704, 35255), (6410, 31372), (6820, 29486), (7051, 28520), (7130, 28204), (7843, 25640), (10120, 19871), (12820, 15686), (13640, 14743), (14102, 14260)]