3878280

素因数分解:

$2^3\times 3^6\times 5^1\times 7^1\times {\mathrm{19}}^1$

素因数の和:55

約数の個数: 224

約数和(自身を含む): 15739200

約数和(自身を除く): 11860920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 19, 20, 21, 24, 27, 28, 30, 35, 36, 38, 40, 42, 45, 54, 56, 57, 60, 63, 70, 72, 76, 81, 84, 90, 95, 105, 108, 114, 120, 126, 133, 135, 140, 152, 162, 168, 171, 180, 189, 190, 210, 216, 228, 243, 252, 266, 270, 280, 285, 315, 324, 342, 360, 378, 380, 399, 405, 420, 456, 486, 504, 513, 532, 540, 567, 570, 630, 648, 665, 684, 729, 756, 760, 798, 810, 840, 855, 945, 972, 1026, 1064, 1080, 1134, 1140, 1197, 1215, 1260, 1330, 1368, 1458, 1512, 1539, 1596, 1620, 1701, 1710, 1890, 1944, 1995, 2052, 2268, 2280, 2394, 2430, 2520, 2565, 2660, 2835, 2916, 3078, 3192, 3240, 3402, 3420, 3591, 3645, 3780, 3990, 4104, 4536, 4617, 4788, 4860, 5103, 5130, 5320, 5670, 5832, 5985, 6156, 6804, 6840, 7182, 7290, 7560, 7695, 7980, 8505, 9234, 9576, 9720, 10206, 10260, 10773, 11340, 11970, 12312, 13608, 13851, 14364, 14580, 15390, 15960, 17010, 17955, 18468, 20412, 20520, 21546, 22680, 23085, 23940, 25515, 27702, 28728, 29160, 30780, 32319, 34020, 35910, 36936, 40824, 43092, 46170, 47880, 51030, 53865, 55404, 61560, 64638, 68040, 69255, 71820, 86184, 92340, 96957, 102060, 107730, 110808, 129276, 138510, 143640, 161595, 184680, 193914, 204120, 215460, 258552, 277020, 323190, 387828, 430920, 484785, 554040, 646380, 775656, 969570, 1292760, 1939140, 3878280]

約数ペア:

[(1, 3878280), (2, 1939140), (3, 1292760), (4, 969570), (5, 775656), (6, 646380), (7, 554040), (8, 484785), (9, 430920), (10, 387828), (12, 323190), (14, 277020), (15, 258552), (18, 215460), (19, 204120), (20, 193914), (21, 184680), (24, 161595), (27, 143640), (28, 138510), (30, 129276), (35, 110808), (36, 107730), (38, 102060), (40, 96957), (42, 92340), (45, 86184), (54, 71820), (56, 69255), (57, 68040), (60, 64638), (63, 61560), (70, 55404), (72, 53865), (76, 51030), (81, 47880), (84, 46170), (90, 43092), (95, 40824), (105, 36936), (108, 35910), (114, 34020), (120, 32319), (126, 30780), (133, 29160), (135, 28728), (140, 27702), (152, 25515), (162, 23940), (168, 23085), (171, 22680), (180, 21546), (189, 20520), (190, 20412), (210, 18468), (216, 17955), (228, 17010), (243, 15960), (252, 15390), (266, 14580), (270, 14364), (280, 13851), (285, 13608), (315, 12312), (324, 11970), (342, 11340), (360, 10773), (378, 10260), (380, 10206), (399, 9720), (405, 9576), (420, 9234), (456, 8505), (486, 7980), (504, 7695), (513, 7560), (532, 7290), (540, 7182), (567, 6840), (570, 6804), (630, 6156), (648, 5985), (665, 5832), (684, 5670), (729, 5320), (756, 5130), (760, 5103), (798, 4860), (810, 4788), (840, 4617), (855, 4536), (945, 4104), (972, 3990), (1026, 3780), (1064, 3645), (1080, 3591), (1134, 3420), (1140, 3402), (1197, 3240), (1215, 3192), (1260, 3078), (1330, 2916), (1368, 2835), (1458, 2660), (1512, 2565), (1539, 2520), (1596, 2430), (1620, 2394), (1701, 2280), (1710, 2268), (1890, 2052), (1944, 1995)]