19902100560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{14029}}^1$

素因数の和:14325

約数の個数: 160

約数和(自身を含む): 64634077440

約数和(自身を除く): 44731976880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 257, 276, 345, 368, 460, 514, 552, 690, 771, 920, 1028, 1104, 1285, 1380, 1542, 1840, 2056, 2570, 2760, 3084, 3855, 4112, 5140, 5520, 5911, 6168, 7710, 10280, 11822, 12336, 14029, 15420, 17733, 20560, 23644, 28058, 29555, 30840, 35466, 42087, 47288, 56116, 59110, 61680, 70145, 70932, 84174, 88665, 94576, 112232, 118220, 140290, 141864, 168348, 177330, 210435, 224464, 236440, 280580, 283728, 322667, 336696, 354660, 420870, 472880, 561160, 645334, 673392, 709320, 841740, 968001, 1122320, 1290668, 1418640, 1613335, 1683480, 1936002, 2581336, 3226670, 3366960, 3605453, 3872004, 4840005, 5162672, 6453340, 7210906, 7744008, 9680010, 10816359, 12906680, 14421812, 15488016, 18027265, 19360020, 21632718, 25813360, 28843624, 36054530, 38720040, 43265436, 54081795, 57687248, 72109060, 77440080, 82925419, 86530872, 108163590, 144218120, 165850838, 173061744, 216327180, 248776257, 288436240, 331701676, 414627095, 432654360, 497552514, 663403352, 829254190, 865308720, 995105028, 1243881285, 1326806704, 1658508380, 1990210056, 2487762570, 3317016760, 3980420112, 4975525140, 6634033520, 9951050280, 19902100560]

約数ペア:

[(1, 19902100560), (2, 9951050280), (3, 6634033520), (4, 4975525140), (5, 3980420112), (6, 3317016760), (8, 2487762570), (10, 1990210056), (12, 1658508380), (15, 1326806704), (16, 1243881285), (20, 995105028), (23, 865308720), (24, 829254190), (30, 663403352), (40, 497552514), (46, 432654360), (48, 414627095), (60, 331701676), (69, 288436240), (80, 248776257), (92, 216327180), (115, 173061744), (120, 165850838), (138, 144218120), (184, 108163590), (230, 86530872), (240, 82925419), (257, 77440080), (276, 72109060), (345, 57687248), (368, 54081795), (460, 43265436), (514, 38720040), (552, 36054530), (690, 28843624), (771, 25813360), (920, 21632718), (1028, 19360020), (1104, 18027265), (1285, 15488016), (1380, 14421812), (1542, 12906680), (1840, 10816359), (2056, 9680010), (2570, 7744008), (2760, 7210906), (3084, 6453340), (3855, 5162672), (4112, 4840005), (5140, 3872004), (5520, 3605453), (5911, 3366960), (6168, 3226670), (7710, 2581336), (10280, 1936002), (11822, 1683480), (12336, 1613335), (14029, 1418640), (15420, 1290668), (17733, 1122320), (20560, 968001), (23644, 841740), (28058, 709320), (29555, 673392), (30840, 645334), (35466, 561160), (42087, 472880), (47288, 420870), (56116, 354660), (59110, 336696), (61680, 322667), (70145, 283728), (70932, 280580), (84174, 236440), (88665, 224464), (94576, 210435), (112232, 177330), (118220, 168348), (140290, 141864)]