209646800

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:142

約数の個数: 240

約数和(自身を含む): 597818880

約数和(自身を除く): 388172080

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 29, 31, 40, 44, 50, 53, 55, 58, 62, 80, 88, 100, 106, 110, 116, 124, 145, 155, 176, 200, 212, 220, 232, 248, 265, 275, 290, 310, 319, 341, 400, 424, 440, 464, 496, 530, 550, 580, 583, 620, 638, 682, 725, 775, 848, 880, 899, 1060, 1100, 1160, 1166, 1240, 1276, 1325, 1364, 1450, 1537, 1550, 1595, 1643, 1705, 1798, 2120, 2200, 2320, 2332, 2480, 2552, 2650, 2728, 2900, 2915, 3074, 3100, 3190, 3286, 3410, 3596, 4240, 4400, 4495, 4664, 5104, 5300, 5456, 5800, 5830, 6148, 6200, 6380, 6572, 6820, 7192, 7685, 7975, 8215, 8525, 8990, 9328, 9889, 10600, 11600, 11660, 12296, 12400, 12760, 13144, 13640, 14384, 14575, 15370, 15950, 16430, 16907, 17050, 17980, 18073, 19778, 21200, 22475, 23320, 24592, 25520, 26288, 27280, 29150, 30740, 31900, 32860, 33814, 34100, 35960, 36146, 38425, 39556, 41075, 44950, 46640, 47647, 49445, 58300, 61480, 63800, 65720, 67628, 68200, 71920, 72292, 76850, 79112, 82150, 84535, 89900, 90365, 95294, 98890, 116600, 122960, 127600, 131440, 135256, 136400, 144584, 153700, 158224, 164300, 169070, 179800, 180730, 190588, 197780, 233200, 238235, 247225, 270512, 289168, 307400, 328600, 338140, 359600, 361460, 381176, 395560, 422675, 451825, 476470, 494450, 524117, 614800, 657200, 676280, 722920, 762352, 791120, 845350, 903650, 952940, 988900, 1048234, 1191175, 1352560, 1445840, 1690700, 1807300, 1905880, 1977800, 2096468, 2382350, 2620585, 3381400, 3614600, 3811760, 3955600, 4192936, 4764700, 5241170, 6762800, 7229200, 8385872, 9529400, 10482340, 13102925, 19058800, 20964680, 26205850, 41929360, 52411700, 104823400, 209646800]

約数ペア:

[(1, 209646800), (2, 104823400), (4, 52411700), (5, 41929360), (8, 26205850), (10, 20964680), (11, 19058800), (16, 13102925), (20, 10482340), (22, 9529400), (25, 8385872), (29, 7229200), (31, 6762800), (40, 5241170), (44, 4764700), (50, 4192936), (53, 3955600), (55, 3811760), (58, 3614600), (62, 3381400), (80, 2620585), (88, 2382350), (100, 2096468), (106, 1977800), (110, 1905880), (116, 1807300), (124, 1690700), (145, 1445840), (155, 1352560), (176, 1191175), (200, 1048234), (212, 988900), (220, 952940), (232, 903650), (248, 845350), (265, 791120), (275, 762352), (290, 722920), (310, 676280), (319, 657200), (341, 614800), (400, 524117), (424, 494450), (440, 476470), (464, 451825), (496, 422675), (530, 395560), (550, 381176), (580, 361460), (583, 359600), (620, 338140), (638, 328600), (682, 307400), (725, 289168), (775, 270512), (848, 247225), (880, 238235), (899, 233200), (1060, 197780), (1100, 190588), (1160, 180730), (1166, 179800), (1240, 169070), (1276, 164300), (1325, 158224), (1364, 153700), (1450, 144584), (1537, 136400), (1550, 135256), (1595, 131440), (1643, 127600), (1705, 122960), (1798, 116600), (2120, 98890), (2200, 95294), (2320, 90365), (2332, 89900), (2480, 84535), (2552, 82150), (2650, 79112), (2728, 76850), (2900, 72292), (2915, 71920), (3074, 68200), (3100, 67628), (3190, 65720), (3286, 63800), (3410, 61480), (3596, 58300), (4240, 49445), (4400, 47647), (4495, 46640), (4664, 44950), (5104, 41075), (5300, 39556), (5456, 38425), (5800, 36146), (5830, 35960), (6148, 34100), (6200, 33814), (6380, 32860), (6572, 31900), (6820, 30740), (7192, 29150), (7685, 27280), (7975, 26288), (8215, 25520), (8525, 24592), (8990, 23320), (9328, 22475), (9889, 21200), (10600, 19778), (11600, 18073), (11660, 17980), (12296, 17050), (12400, 16907), (12760, 16430), (13144, 15950), (13640, 15370), (14384, 14575)]