171742480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{761}}^1$

素因数の和:825

約数の個数: 160

約数和(自身を含む): 507967488

約数和(自身を除く): 336225008

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 31, 35, 40, 52, 56, 62, 65, 70, 80, 91, 104, 112, 124, 130, 140, 155, 182, 208, 217, 248, 260, 280, 310, 364, 403, 434, 455, 496, 520, 560, 620, 728, 761, 806, 868, 910, 1040, 1085, 1240, 1456, 1522, 1612, 1736, 1820, 2015, 2170, 2480, 2821, 3044, 3224, 3472, 3640, 3805, 4030, 4340, 5327, 5642, 6088, 6448, 7280, 7610, 8060, 8680, 9893, 10654, 11284, 12176, 14105, 15220, 16120, 17360, 19786, 21308, 22568, 23591, 26635, 28210, 30440, 32240, 39572, 42616, 45136, 47182, 49465, 53270, 56420, 60880, 69251, 79144, 85232, 94364, 98930, 106540, 112840, 117955, 138502, 158288, 165137, 188728, 197860, 213080, 225680, 235910, 277004, 306683, 330274, 346255, 377456, 395720, 426160, 471820, 554008, 613366, 660548, 692510, 791440, 825685, 943640, 1108016, 1226732, 1321096, 1385020, 1533415, 1651370, 1887280, 2146781, 2453464, 2642192, 2770040, 3066830, 3302740, 4293562, 4906928, 5540080, 6133660, 6605480, 8587124, 10733905, 12267320, 13210960, 17174248, 21467810, 24534640, 34348496, 42935620, 85871240, 171742480]

約数ペア:

[(1, 171742480), (2, 85871240), (4, 42935620), (5, 34348496), (7, 24534640), (8, 21467810), (10, 17174248), (13, 13210960), (14, 12267320), (16, 10733905), (20, 8587124), (26, 6605480), (28, 6133660), (31, 5540080), (35, 4906928), (40, 4293562), (52, 3302740), (56, 3066830), (62, 2770040), (65, 2642192), (70, 2453464), (80, 2146781), (91, 1887280), (104, 1651370), (112, 1533415), (124, 1385020), (130, 1321096), (140, 1226732), (155, 1108016), (182, 943640), (208, 825685), (217, 791440), (248, 692510), (260, 660548), (280, 613366), (310, 554008), (364, 471820), (403, 426160), (434, 395720), (455, 377456), (496, 346255), (520, 330274), (560, 306683), (620, 277004), (728, 235910), (761, 225680), (806, 213080), (868, 197860), (910, 188728), (1040, 165137), (1085, 158288), (1240, 138502), (1456, 117955), (1522, 112840), (1612, 106540), (1736, 98930), (1820, 94364), (2015, 85232), (2170, 79144), (2480, 69251), (2821, 60880), (3044, 56420), (3224, 53270), (3472, 49465), (3640, 47182), (3805, 45136), (4030, 42616), (4340, 39572), (5327, 32240), (5642, 30440), (6088, 28210), (6448, 26635), (7280, 23591), (7610, 22568), (8060, 21308), (8680, 19786), (9893, 17360), (10654, 16120), (11284, 15220), (12176, 14105)]