156546180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{17749}}^1$

素因数の和:17778

約数の個数: 108

約数和(自身を含む): 552415500

約数和(自身を除く): 395869320

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 420, 441, 490, 588, 630, 735, 882, 980, 1260, 1470, 1764, 2205, 2940, 4410, 8820, 17749, 35498, 53247, 70996, 88745, 106494, 124243, 159741, 177490, 212988, 248486, 266235, 319482, 354980, 372729, 496972, 532470, 621215, 638964, 745458, 798705, 869701, 1064940, 1118187, 1242430, 1490916, 1597410, 1739402, 1863645, 2236374, 2484860, 2609103, 3194820, 3478804, 3727290, 4348505, 4472748, 5218206, 5590935, 7454580, 7827309, 8697010, 10436412, 11181870, 13045515, 15654618, 17394020, 22363740, 26091030, 31309236, 39136545, 52182060, 78273090, 156546180]

約数ペア:

[(1, 156546180), (2, 78273090), (3, 52182060), (4, 39136545), (5, 31309236), (6, 26091030), (7, 22363740), (9, 17394020), (10, 15654618), (12, 13045515), (14, 11181870), (15, 10436412), (18, 8697010), (20, 7827309), (21, 7454580), (28, 5590935), (30, 5218206), (35, 4472748), (36, 4348505), (42, 3727290), (45, 3478804), (49, 3194820), (60, 2609103), (63, 2484860), (70, 2236374), (84, 1863645), (90, 1739402), (98, 1597410), (105, 1490916), (126, 1242430), (140, 1118187), (147, 1064940), (180, 869701), (196, 798705), (210, 745458), (245, 638964), (252, 621215), (294, 532470), (315, 496972), (420, 372729), (441, 354980), (490, 319482), (588, 266235), (630, 248486), (735, 212988), (882, 177490), (980, 159741), (1260, 124243), (1470, 106494), (1764, 88745), (2205, 70996), (2940, 53247), (4410, 35498), (8820, 17749)]