123205860

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{101}}^1\times {\mathrm{251}}^1$

素因数の和:376

約数の個数: 144

約数和(自身を含む): 392962752

約数和(自身を除く): 269756892

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 101, 108, 135, 162, 180, 202, 243, 251, 270, 303, 324, 404, 405, 486, 502, 505, 540, 606, 753, 810, 909, 972, 1004, 1010, 1212, 1215, 1255, 1506, 1515, 1620, 1818, 2020, 2259, 2430, 2510, 2727, 3012, 3030, 3636, 3765, 4518, 4545, 4860, 5020, 5454, 6060, 6777, 7530, 8181, 9036, 9090, 10908, 11295, 13554, 13635, 15060, 16362, 18180, 20331, 22590, 24543, 25351, 27108, 27270, 32724, 33885, 40662, 40905, 45180, 49086, 50702, 54540, 60993, 67770, 76053, 81324, 81810, 98172, 101404, 101655, 121986, 122715, 126755, 135540, 152106, 163620, 203310, 228159, 243972, 245430, 253510, 304212, 304965, 380265, 406620, 456318, 490860, 507020, 609930, 684477, 760530, 912636, 1140795, 1219860, 1368954, 1521060, 2053431, 2281590, 2737908, 3422385, 4106862, 4563180, 6160293, 6844770, 8213724, 10267155, 12320586, 13689540, 20534310, 24641172, 30801465, 41068620, 61602930, 123205860]

約数ペア:

[(1, 123205860), (2, 61602930), (3, 41068620), (4, 30801465), (5, 24641172), (6, 20534310), (9, 13689540), (10, 12320586), (12, 10267155), (15, 8213724), (18, 6844770), (20, 6160293), (27, 4563180), (30, 4106862), (36, 3422385), (45, 2737908), (54, 2281590), (60, 2053431), (81, 1521060), (90, 1368954), (101, 1219860), (108, 1140795), (135, 912636), (162, 760530), (180, 684477), (202, 609930), (243, 507020), (251, 490860), (270, 456318), (303, 406620), (324, 380265), (404, 304965), (405, 304212), (486, 253510), (502, 245430), (505, 243972), (540, 228159), (606, 203310), (753, 163620), (810, 152106), (909, 135540), (972, 126755), (1004, 122715), (1010, 121986), (1212, 101655), (1215, 101404), (1255, 98172), (1506, 81810), (1515, 81324), (1620, 76053), (1818, 67770), (2020, 60993), (2259, 54540), (2430, 50702), (2510, 49086), (2727, 45180), (3012, 40905), (3030, 40662), (3636, 33885), (3765, 32724), (4518, 27270), (4545, 27108), (4860, 25351), (5020, 24543), (5454, 22590), (6060, 20331), (6777, 18180), (7530, 16362), (8181, 15060), (9036, 13635), (9090, 13554), (10908, 11295)]