18821160

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1$

素因数の和:217

約数の個数: 160

約数和(自身を含む): 65383560

約数和(自身を除く): 46562400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 37, 40, 45, 54, 60, 72, 74, 81, 90, 108, 111, 120, 135, 148, 157, 162, 180, 185, 216, 222, 270, 296, 314, 324, 333, 360, 370, 405, 444, 471, 540, 555, 628, 648, 666, 740, 785, 810, 888, 942, 999, 1080, 1110, 1256, 1332, 1413, 1480, 1570, 1620, 1665, 1884, 1998, 2220, 2355, 2664, 2826, 2997, 3140, 3240, 3330, 3768, 3996, 4239, 4440, 4710, 4995, 5652, 5809, 5994, 6280, 6660, 7065, 7992, 8478, 9420, 9990, 11304, 11618, 11988, 12717, 13320, 14130, 14985, 16956, 17427, 18840, 19980, 21195, 23236, 23976, 25434, 28260, 29045, 29970, 33912, 34854, 39960, 42390, 46472, 50868, 52281, 56520, 58090, 59940, 63585, 69708, 84780, 87135, 101736, 104562, 116180, 119880, 127170, 139416, 156843, 169560, 174270, 209124, 232360, 254340, 261405, 313686, 348540, 418248, 470529, 508680, 522810, 627372, 697080, 784215, 941058, 1045620, 1254744, 1568430, 1882116, 2091240, 2352645, 3136860, 3764232, 4705290, 6273720, 9410580, 18821160]

約数ペア:

[(1, 18821160), (2, 9410580), (3, 6273720), (4, 4705290), (5, 3764232), (6, 3136860), (8, 2352645), (9, 2091240), (10, 1882116), (12, 1568430), (15, 1254744), (18, 1045620), (20, 941058), (24, 784215), (27, 697080), (30, 627372), (36, 522810), (37, 508680), (40, 470529), (45, 418248), (54, 348540), (60, 313686), (72, 261405), (74, 254340), (81, 232360), (90, 209124), (108, 174270), (111, 169560), (120, 156843), (135, 139416), (148, 127170), (157, 119880), (162, 116180), (180, 104562), (185, 101736), (216, 87135), (222, 84780), (270, 69708), (296, 63585), (314, 59940), (324, 58090), (333, 56520), (360, 52281), (370, 50868), (405, 46472), (444, 42390), (471, 39960), (540, 34854), (555, 33912), (628, 29970), (648, 29045), (666, 28260), (740, 25434), (785, 23976), (810, 23236), (888, 21195), (942, 19980), (999, 18840), (1080, 17427), (1110, 16956), (1256, 14985), (1332, 14130), (1413, 13320), (1480, 12717), (1570, 11988), (1620, 11618), (1665, 11304), (1884, 9990), (1998, 9420), (2220, 8478), (2355, 7992), (2664, 7065), (2826, 6660), (2997, 6280), (3140, 5994), (3240, 5809), (3330, 5652), (3768, 4995), (3996, 4710), (4239, 4440)]