1890211680

素因数分解:

$2^5\times 3^3\times 5^1\times 7^1\times {\mathrm{62507}}^1$

素因数の和:62538

約数の個数: 192

約数和(自身を含む): 7560967680

約数和(自身を除く): 5670756000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 336, 360, 378, 420, 432, 480, 504, 540, 560, 630, 672, 720, 756, 840, 864, 945, 1008, 1080, 1120, 1260, 1440, 1512, 1680, 1890, 2016, 2160, 2520, 3024, 3360, 3780, 4320, 5040, 6048, 7560, 10080, 15120, 30240, 62507, 125014, 187521, 250028, 312535, 375042, 437549, 500056, 562563, 625070, 750084, 875098, 937605, 1000112, 1125126, 1250140, 1312647, 1500168, 1687689, 1750196, 1875210, 2000224, 2187745, 2250252, 2500280, 2625294, 2812815, 3000336, 3375378, 3500392, 3750420, 3937941, 4375490, 4500504, 5000560, 5250588, 5625630, 6000672, 6563235, 6750756, 7000784, 7500840, 7875882, 8438445, 8750980, 9001008, 10001120, 10501176, 11251260, 11813823, 13126470, 13501512, 14001568, 15001680, 15751764, 16876890, 17501960, 18002016, 19689705, 21002352, 22502520, 23627646, 26252940, 27003024, 30003360, 31503528, 33753780, 35003920, 39379410, 42004704, 45005040, 47255292, 52505880, 54006048, 59069115, 63007056, 67507560, 70007840, 78758820, 90010080, 94510584, 105011760, 118138230, 126014112, 135015120, 157517640, 189021168, 210023520, 236276460, 270030240, 315035280, 378042336, 472552920, 630070560, 945105840, 1890211680]

約数ペア:

[(1, 1890211680), (2, 945105840), (3, 630070560), (4, 472552920), (5, 378042336), (6, 315035280), (7, 270030240), (8, 236276460), (9, 210023520), (10, 189021168), (12, 157517640), (14, 135015120), (15, 126014112), (16, 118138230), (18, 105011760), (20, 94510584), (21, 90010080), (24, 78758820), (27, 70007840), (28, 67507560), (30, 63007056), (32, 59069115), (35, 54006048), (36, 52505880), (40, 47255292), (42, 45005040), (45, 42004704), (48, 39379410), (54, 35003920), (56, 33753780), (60, 31503528), (63, 30003360), (70, 27003024), (72, 26252940), (80, 23627646), (84, 22502520), (90, 21002352), (96, 19689705), (105, 18002016), (108, 17501960), (112, 16876890), (120, 15751764), (126, 15001680), (135, 14001568), (140, 13501512), (144, 13126470), (160, 11813823), (168, 11251260), (180, 10501176), (189, 10001120), (210, 9001008), (216, 8750980), (224, 8438445), (240, 7875882), (252, 7500840), (270, 7000784), (280, 6750756), (288, 6563235), (315, 6000672), (336, 5625630), (360, 5250588), (378, 5000560), (420, 4500504), (432, 4375490), (480, 3937941), (504, 3750420), (540, 3500392), (560, 3375378), (630, 3000336), (672, 2812815), (720, 2625294), (756, 2500280), (840, 2250252), (864, 2187745), (945, 2000224), (1008, 1875210), (1080, 1750196), (1120, 1687689), (1260, 1500168), (1440, 1312647), (1512, 1250140), (1680, 1125126), (1890, 1000112), (2016, 937605), (2160, 875098), (2520, 750084), (3024, 625070), (3360, 562563), (3780, 500056), (4320, 437549), (5040, 375042), (6048, 312535), (7560, 250028), (10080, 187521), (15120, 125014), (30240, 62507)]