138887280

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1621}}^1$

素因数の和:1664

約数の個数: 240

約数和(自身を含む): 564767424

約数和(自身を除く): 425880144

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, 238, 240, 252, 255, 272, 280, 306, 315, 336, 340, 357, 360, 408, 420, 476, 504, 510, 560, 595, 612, 630, 680, 714, 720, 765, 816, 840, 952, 1008, 1020, 1071, 1190, 1224, 1260, 1360, 1428, 1530, 1621, 1680, 1785, 1904, 2040, 2142, 2380, 2448, 2520, 2856, 3060, 3242, 3570, 4080, 4284, 4760, 4863, 5040, 5355, 5712, 6120, 6484, 7140, 8105, 8568, 9520, 9726, 10710, 11347, 12240, 12968, 14280, 14589, 16210, 17136, 19452, 21420, 22694, 24315, 25936, 27557, 28560, 29178, 32420, 34041, 38904, 42840, 45388, 48630, 55114, 56735, 58356, 64840, 68082, 72945, 77808, 82671, 85680, 90776, 97260, 102123, 110228, 113470, 116712, 129680, 136164, 137785, 145890, 165342, 170205, 181552, 192899, 194520, 204246, 220456, 226940, 233424, 248013, 272328, 275570, 291780, 330684, 340410, 385798, 389040, 408492, 413355, 440912, 453880, 496026, 510615, 544656, 551140, 578697, 583560, 661368, 680820, 771596, 816984, 826710, 907760, 964495, 992052, 1021230, 1102280, 1157394, 1167120, 1240065, 1322736, 1361640, 1543192, 1633968, 1653420, 1736091, 1928990, 1984104, 2042460, 2204560, 2314788, 2480130, 2723280, 2893485, 3086384, 3306840, 3472182, 3857980, 3968208, 4084920, 4629576, 4960260, 5786970, 6613680, 6944364, 7715960, 8169840, 8680455, 9259152, 9920520, 11573940, 13888728, 15431920, 17360910, 19841040, 23147880, 27777456, 34721820, 46295760, 69443640, 138887280]

約数ペア:

[(1, 138887280), (2, 69443640), (3, 46295760), (4, 34721820), (5, 27777456), (6, 23147880), (7, 19841040), (8, 17360910), (9, 15431920), (10, 13888728), (12, 11573940), (14, 9920520), (15, 9259152), (16, 8680455), (17, 8169840), (18, 7715960), (20, 6944364), (21, 6613680), (24, 5786970), (28, 4960260), (30, 4629576), (34, 4084920), (35, 3968208), (36, 3857980), (40, 3472182), (42, 3306840), (45, 3086384), (48, 2893485), (51, 2723280), (56, 2480130), (60, 2314788), (63, 2204560), (68, 2042460), (70, 1984104), (72, 1928990), (80, 1736091), (84, 1653420), (85, 1633968), (90, 1543192), (102, 1361640), (105, 1322736), (112, 1240065), (119, 1167120), (120, 1157394), (126, 1102280), (136, 1021230), (140, 992052), (144, 964495), (153, 907760), (168, 826710), (170, 816984), (180, 771596), (204, 680820), (210, 661368), (238, 583560), (240, 578697), (252, 551140), (255, 544656), (272, 510615), (280, 496026), (306, 453880), (315, 440912), (336, 413355), (340, 408492), (357, 389040), (360, 385798), (408, 340410), (420, 330684), (476, 291780), (504, 275570), (510, 272328), (560, 248013), (595, 233424), (612, 226940), (630, 220456), (680, 204246), (714, 194520), (720, 192899), (765, 181552), (816, 170205), (840, 165342), (952, 145890), (1008, 137785), (1020, 136164), (1071, 129680), (1190, 116712), (1224, 113470), (1260, 110228), (1360, 102123), (1428, 97260), (1530, 90776), (1621, 85680), (1680, 82671), (1785, 77808), (1904, 72945), (2040, 68082), (2142, 64840), (2380, 58356), (2448, 56735), (2520, 55114), (2856, 48630), (3060, 45388), (3242, 42840), (3570, 38904), (4080, 34041), (4284, 32420), (4760, 29178), (4863, 28560), (5040, 27557), (5355, 25936), (5712, 24315), (6120, 22694), (6484, 21420), (7140, 19452), (8105, 17136), (8568, 16210), (9520, 14589), (9726, 14280), (10710, 12968), (11347, 12240)]