19106640

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1$

素因数の和:266

約数の個数: 240

約数和(自身を含む): 77995008

約数和(自身を除く): 58888368

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 17, 18, 20, 21, 24, 28, 30, 34, 35, 36, 40, 42, 45, 48, 51, 56, 60, 63, 68, 70, 72, 80, 84, 85, 90, 102, 105, 112, 119, 120, 126, 136, 140, 144, 153, 168, 170, 180, 204, 210, 223, 238, 240, 252, 255, 272, 280, 306, 315, 336, 340, 357, 360, 408, 420, 446, 476, 504, 510, 560, 595, 612, 630, 669, 680, 714, 720, 765, 816, 840, 892, 952, 1008, 1020, 1071, 1115, 1190, 1224, 1260, 1338, 1360, 1428, 1530, 1561, 1680, 1784, 1785, 1904, 2007, 2040, 2142, 2230, 2380, 2448, 2520, 2676, 2856, 3060, 3122, 3345, 3568, 3570, 3791, 4014, 4080, 4284, 4460, 4683, 4760, 5040, 5352, 5355, 5712, 6120, 6244, 6690, 7140, 7582, 7805, 8028, 8568, 8920, 9366, 9520, 10035, 10704, 10710, 11373, 12240, 12488, 13380, 14049, 14280, 15164, 15610, 16056, 17136, 17840, 18732, 18955, 20070, 21420, 22746, 23415, 24976, 26537, 26760, 28098, 28560, 30328, 31220, 32112, 34119, 37464, 37910, 40140, 42840, 45492, 46830, 53074, 53520, 56196, 56865, 60656, 62440, 68238, 70245, 74928, 75820, 79611, 80280, 85680, 90984, 93660, 106148, 112392, 113730, 124880, 132685, 136476, 140490, 151640, 159222, 160560, 170595, 181968, 187320, 212296, 224784, 227460, 238833, 265370, 272952, 280980, 303280, 318444, 341190, 374640, 398055, 424592, 454920, 477666, 530740, 545904, 561960, 636888, 682380, 796110, 909840, 955332, 1061480, 1123920, 1194165, 1273776, 1364760, 1592220, 1910664, 2122960, 2388330, 2729520, 3184440, 3821328, 4776660, 6368880, 9553320, 19106640]

約数ペア:

[(1, 19106640), (2, 9553320), (3, 6368880), (4, 4776660), (5, 3821328), (6, 3184440), (7, 2729520), (8, 2388330), (9, 2122960), (10, 1910664), (12, 1592220), (14, 1364760), (15, 1273776), (16, 1194165), (17, 1123920), (18, 1061480), (20, 955332), (21, 909840), (24, 796110), (28, 682380), (30, 636888), (34, 561960), (35, 545904), (36, 530740), (40, 477666), (42, 454920), (45, 424592), (48, 398055), (51, 374640), (56, 341190), (60, 318444), (63, 303280), (68, 280980), (70, 272952), (72, 265370), (80, 238833), (84, 227460), (85, 224784), (90, 212296), (102, 187320), (105, 181968), (112, 170595), (119, 160560), (120, 159222), (126, 151640), (136, 140490), (140, 136476), (144, 132685), (153, 124880), (168, 113730), (170, 112392), (180, 106148), (204, 93660), (210, 90984), (223, 85680), (238, 80280), (240, 79611), (252, 75820), (255, 74928), (272, 70245), (280, 68238), (306, 62440), (315, 60656), (336, 56865), (340, 56196), (357, 53520), (360, 53074), (408, 46830), (420, 45492), (446, 42840), (476, 40140), (504, 37910), (510, 37464), (560, 34119), (595, 32112), (612, 31220), (630, 30328), (669, 28560), (680, 28098), (714, 26760), (720, 26537), (765, 24976), (816, 23415), (840, 22746), (892, 21420), (952, 20070), (1008, 18955), (1020, 18732), (1071, 17840), (1115, 17136), (1190, 16056), (1224, 15610), (1260, 15164), (1338, 14280), (1360, 14049), (1428, 13380), (1530, 12488), (1561, 12240), (1680, 11373), (1784, 10710), (1785, 10704), (1904, 10035), (2007, 9520), (2040, 9366), (2142, 8920), (2230, 8568), (2380, 8028), (2448, 7805), (2520, 7582), (2676, 7140), (2856, 6690), (3060, 6244), (3122, 6120), (3345, 5712), (3568, 5355), (3570, 5352), (3791, 5040), (4014, 4760), (4080, 4683), (4284, 4460)]