28988190

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:167

約数の個数: 192

約数和(自身を含む): 97044480

約数和(自身を除く): 68056290

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 11, 14, 15, 18, 21, 22, 30, 33, 35, 42, 45, 47, 55, 63, 66, 70, 77, 89, 90, 94, 99, 105, 110, 126, 141, 154, 165, 178, 198, 210, 231, 235, 267, 282, 315, 329, 330, 385, 423, 445, 462, 470, 495, 517, 534, 623, 630, 658, 693, 705, 770, 801, 846, 890, 979, 987, 990, 1034, 1155, 1246, 1335, 1386, 1410, 1551, 1602, 1645, 1869, 1958, 1974, 2115, 2310, 2585, 2670, 2937, 2961, 3102, 3115, 3290, 3465, 3619, 3738, 4005, 4183, 4230, 4653, 4895, 4935, 5170, 5607, 5874, 5922, 6230, 6853, 6930, 7238, 7755, 8010, 8366, 8811, 9306, 9345, 9790, 9870, 10857, 11214, 12549, 13706, 14685, 14805, 15510, 17622, 18095, 18690, 20559, 20915, 21714, 23265, 25098, 28035, 29281, 29370, 29610, 32571, 34265, 36190, 37647, 41118, 41830, 44055, 46013, 46530, 54285, 56070, 58562, 61677, 62745, 65142, 68530, 75294, 87843, 88110, 92026, 102795, 108570, 123354, 125490, 138039, 146405, 162855, 175686, 188235, 205590, 230065, 263529, 276078, 292810, 308385, 322091, 325710, 376470, 414117, 439215, 460130, 527058, 616770, 644182, 690195, 828234, 878430, 966273, 1317645, 1380390, 1610455, 1932546, 2070585, 2635290, 2898819, 3220910, 4141170, 4831365, 5797638, 9662730, 14494095, 28988190]

約数ペア:

[(1, 28988190), (2, 14494095), (3, 9662730), (5, 5797638), (6, 4831365), (7, 4141170), (9, 3220910), (10, 2898819), (11, 2635290), (14, 2070585), (15, 1932546), (18, 1610455), (21, 1380390), (22, 1317645), (30, 966273), (33, 878430), (35, 828234), (42, 690195), (45, 644182), (47, 616770), (55, 527058), (63, 460130), (66, 439215), (70, 414117), (77, 376470), (89, 325710), (90, 322091), (94, 308385), (99, 292810), (105, 276078), (110, 263529), (126, 230065), (141, 205590), (154, 188235), (165, 175686), (178, 162855), (198, 146405), (210, 138039), (231, 125490), (235, 123354), (267, 108570), (282, 102795), (315, 92026), (329, 88110), (330, 87843), (385, 75294), (423, 68530), (445, 65142), (462, 62745), (470, 61677), (495, 58562), (517, 56070), (534, 54285), (623, 46530), (630, 46013), (658, 44055), (693, 41830), (705, 41118), (770, 37647), (801, 36190), (846, 34265), (890, 32571), (979, 29610), (987, 29370), (990, 29281), (1034, 28035), (1155, 25098), (1246, 23265), (1335, 21714), (1386, 20915), (1410, 20559), (1551, 18690), (1602, 18095), (1645, 17622), (1869, 15510), (1958, 14805), (1974, 14685), (2115, 13706), (2310, 12549), (2585, 11214), (2670, 10857), (2937, 9870), (2961, 9790), (3102, 9345), (3115, 9306), (3290, 8811), (3465, 8366), (3619, 8010), (3738, 7755), (4005, 7238), (4183, 6930), (4230, 6853), (4653, 6230), (4895, 5922), (4935, 5874), (5170, 5607)]