71865540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1$

素因数の和:242

約数の個数: 144

約数和(自身を含む): 227223360

約数和(自身を除く): 155357820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 59, 60, 67, 90, 101, 118, 134, 177, 180, 201, 202, 236, 268, 295, 303, 335, 354, 402, 404, 505, 531, 590, 603, 606, 670, 708, 804, 885, 909, 1005, 1010, 1062, 1180, 1206, 1212, 1340, 1515, 1770, 1818, 2010, 2020, 2124, 2412, 2655, 3015, 3030, 3540, 3636, 3953, 4020, 4545, 5310, 5959, 6030, 6060, 6767, 7906, 9090, 10620, 11859, 11918, 12060, 13534, 15812, 17877, 18180, 19765, 20301, 23718, 23836, 27068, 29795, 33835, 35577, 35754, 39530, 40602, 47436, 53631, 59295, 59590, 60903, 67670, 71154, 71508, 79060, 81204, 89385, 101505, 107262, 118590, 119180, 121806, 135340, 142308, 177885, 178770, 203010, 214524, 237180, 243612, 268155, 304515, 355770, 357540, 399253, 406020, 536310, 609030, 711540, 798506, 1072620, 1197759, 1218060, 1597012, 1996265, 2395518, 3593277, 3992530, 4791036, 5988795, 7186554, 7985060, 11977590, 14373108, 17966385, 23955180, 35932770, 71865540]

約数ペア:

[(1, 71865540), (2, 35932770), (3, 23955180), (4, 17966385), (5, 14373108), (6, 11977590), (9, 7985060), (10, 7186554), (12, 5988795), (15, 4791036), (18, 3992530), (20, 3593277), (30, 2395518), (36, 1996265), (45, 1597012), (59, 1218060), (60, 1197759), (67, 1072620), (90, 798506), (101, 711540), (118, 609030), (134, 536310), (177, 406020), (180, 399253), (201, 357540), (202, 355770), (236, 304515), (268, 268155), (295, 243612), (303, 237180), (335, 214524), (354, 203010), (402, 178770), (404, 177885), (505, 142308), (531, 135340), (590, 121806), (603, 119180), (606, 118590), (670, 107262), (708, 101505), (804, 89385), (885, 81204), (909, 79060), (1005, 71508), (1010, 71154), (1062, 67670), (1180, 60903), (1206, 59590), (1212, 59295), (1340, 53631), (1515, 47436), (1770, 40602), (1818, 39530), (2010, 35754), (2020, 35577), (2124, 33835), (2412, 29795), (2655, 27068), (3015, 23836), (3030, 23718), (3540, 20301), (3636, 19765), (3953, 18180), (4020, 17877), (4545, 15812), (5310, 13534), (5959, 12060), (6030, 11918), (6060, 11859), (6767, 10620), (7906, 9090)]