228279240

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{12941}}^1$

素因数の和:12972

約数の個数: 144

約数和(自身を含む): 863101980

約数和(自身を除く): 634822740

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 588, 630, 735, 840, 882, 980, 1176, 1260, 1470, 1764, 1960, 2205, 2520, 2940, 3528, 4410, 5880, 8820, 12941, 17640, 25882, 38823, 51764, 64705, 77646, 90587, 103528, 116469, 129410, 155292, 181174, 194115, 232938, 258820, 271761, 310584, 362348, 388230, 452935, 465876, 517640, 543522, 582345, 634109, 724696, 776460, 815283, 905870, 931752, 1087044, 1164690, 1268218, 1358805, 1552920, 1630566, 1811740, 1902327, 2174088, 2329380, 2536436, 2717610, 3170545, 3261132, 3623480, 3804654, 4076415, 4658760, 5072872, 5435220, 5706981, 6341090, 6522264, 7609308, 8152830, 9511635, 10870440, 11413962, 12682180, 15218616, 16305660, 19023270, 22827924, 25364360, 28534905, 32611320, 38046540, 45655848, 57069810, 76093080, 114139620, 228279240]

約数ペア:

[(1, 228279240), (2, 114139620), (3, 76093080), (4, 57069810), (5, 45655848), (6, 38046540), (7, 32611320), (8, 28534905), (9, 25364360), (10, 22827924), (12, 19023270), (14, 16305660), (15, 15218616), (18, 12682180), (20, 11413962), (21, 10870440), (24, 9511635), (28, 8152830), (30, 7609308), (35, 6522264), (36, 6341090), (40, 5706981), (42, 5435220), (45, 5072872), (49, 4658760), (56, 4076415), (60, 3804654), (63, 3623480), (70, 3261132), (72, 3170545), (84, 2717610), (90, 2536436), (98, 2329380), (105, 2174088), (120, 1902327), (126, 1811740), (140, 1630566), (147, 1552920), (168, 1358805), (180, 1268218), (196, 1164690), (210, 1087044), (245, 931752), (252, 905870), (280, 815283), (294, 776460), (315, 724696), (360, 634109), (392, 582345), (420, 543522), (441, 517640), (490, 465876), (504, 452935), (588, 388230), (630, 362348), (735, 310584), (840, 271761), (882, 258820), (980, 232938), (1176, 194115), (1260, 181174), (1470, 155292), (1764, 129410), (1960, 116469), (2205, 103528), (2520, 90587), (2940, 77646), (3528, 64705), (4410, 51764), (5880, 38823), (8820, 25882), (12941, 17640)]