138421920

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3169}}^1$

素因数の和:3207

約数の個数: 192

約数和(自身を含む): 536820480

約数和(自身を除く): 398398560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 96, 104, 105, 112, 120, 130, 140, 156, 160, 168, 182, 195, 208, 210, 224, 240, 260, 273, 280, 312, 336, 364, 390, 416, 420, 455, 480, 520, 546, 560, 624, 672, 728, 780, 840, 910, 1040, 1092, 1120, 1248, 1365, 1456, 1560, 1680, 1820, 2080, 2184, 2730, 2912, 3120, 3169, 3360, 3640, 4368, 5460, 6240, 6338, 7280, 8736, 9507, 10920, 12676, 14560, 15845, 19014, 21840, 22183, 25352, 31690, 38028, 41197, 43680, 44366, 47535, 50704, 63380, 66549, 76056, 82394, 88732, 95070, 101408, 110915, 123591, 126760, 133098, 152112, 164788, 177464, 190140, 205985, 221830, 247182, 253520, 266196, 288379, 304224, 329576, 332745, 354928, 380280, 411970, 443660, 494364, 507040, 532392, 576758, 617955, 659152, 665490, 709856, 760560, 823940, 865137, 887320, 988728, 1064784, 1153516, 1235910, 1318304, 1330980, 1441895, 1521120, 1647880, 1730274, 1774640, 1977456, 2129568, 2307032, 2471820, 2661960, 2883790, 3295760, 3460548, 3549280, 3954912, 4325685, 4614064, 4943640, 5323920, 5767580, 6591520, 6921096, 8651370, 9228128, 9887280, 10647840, 11535160, 13842192, 17302740, 19774560, 23070320, 27684384, 34605480, 46140640, 69210960, 138421920]

約数ペア:

[(1, 138421920), (2, 69210960), (3, 46140640), (4, 34605480), (5, 27684384), (6, 23070320), (7, 19774560), (8, 17302740), (10, 13842192), (12, 11535160), (13, 10647840), (14, 9887280), (15, 9228128), (16, 8651370), (20, 6921096), (21, 6591520), (24, 5767580), (26, 5323920), (28, 4943640), (30, 4614064), (32, 4325685), (35, 3954912), (39, 3549280), (40, 3460548), (42, 3295760), (48, 2883790), (52, 2661960), (56, 2471820), (60, 2307032), (65, 2129568), (70, 1977456), (78, 1774640), (80, 1730274), (84, 1647880), (91, 1521120), (96, 1441895), (104, 1330980), (105, 1318304), (112, 1235910), (120, 1153516), (130, 1064784), (140, 988728), (156, 887320), (160, 865137), (168, 823940), (182, 760560), (195, 709856), (208, 665490), (210, 659152), (224, 617955), (240, 576758), (260, 532392), (273, 507040), (280, 494364), (312, 443660), (336, 411970), (364, 380280), (390, 354928), (416, 332745), (420, 329576), (455, 304224), (480, 288379), (520, 266196), (546, 253520), (560, 247182), (624, 221830), (672, 205985), (728, 190140), (780, 177464), (840, 164788), (910, 152112), (1040, 133098), (1092, 126760), (1120, 123591), (1248, 110915), (1365, 101408), (1456, 95070), (1560, 88732), (1680, 82394), (1820, 76056), (2080, 66549), (2184, 63380), (2730, 50704), (2912, 47535), (3120, 44366), (3169, 43680), (3360, 41197), (3640, 38028), (4368, 31690), (5460, 25352), (6240, 22183), (6338, 21840), (7280, 19014), (8736, 15845), (9507, 14560), (10920, 12676)]