131998320

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{9649}}^1$

素因数の和:9687

約数の個数: 120

約数和(自身を含む): 466674000

約数和(自身を除く): 334675680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 114, 120, 144, 152, 171, 180, 190, 228, 240, 285, 304, 342, 360, 380, 456, 570, 684, 720, 760, 855, 912, 1140, 1368, 1520, 1710, 2280, 2736, 3420, 4560, 6840, 9649, 13680, 19298, 28947, 38596, 48245, 57894, 77192, 86841, 96490, 115788, 144735, 154384, 173682, 183331, 192980, 231576, 289470, 347364, 366662, 385960, 434205, 463152, 549993, 578940, 694728, 733324, 771920, 868410, 916655, 1099986, 1157880, 1389456, 1466648, 1649979, 1736820, 1833310, 2199972, 2315760, 2749965, 2933296, 3299958, 3473640, 3666620, 4399944, 5499930, 6599916, 6947280, 7333240, 8249895, 8799888, 10999860, 13199832, 14666480, 16499790, 21999720, 26399664, 32999580, 43999440, 65999160, 131998320]

約数ペア:

[(1, 131998320), (2, 65999160), (3, 43999440), (4, 32999580), (5, 26399664), (6, 21999720), (8, 16499790), (9, 14666480), (10, 13199832), (12, 10999860), (15, 8799888), (16, 8249895), (18, 7333240), (19, 6947280), (20, 6599916), (24, 5499930), (30, 4399944), (36, 3666620), (38, 3473640), (40, 3299958), (45, 2933296), (48, 2749965), (57, 2315760), (60, 2199972), (72, 1833310), (76, 1736820), (80, 1649979), (90, 1466648), (95, 1389456), (114, 1157880), (120, 1099986), (144, 916655), (152, 868410), (171, 771920), (180, 733324), (190, 694728), (228, 578940), (240, 549993), (285, 463152), (304, 434205), (342, 385960), (360, 366662), (380, 347364), (456, 289470), (570, 231576), (684, 192980), (720, 183331), (760, 173682), (855, 154384), (912, 144735), (1140, 115788), (1368, 96490), (1520, 86841), (1710, 77192), (2280, 57894), (2736, 48245), (3420, 38596), (4560, 28947), (6840, 19298), (9649, 13680)]