201819240

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{673}}^1$

素因数の和:721

約数の個数: 288

約数和(自身を含む): 809083080

約数和(自身を除く): 607263840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 17, 18, 20, 21, 24, 28, 30, 34, 35, 36, 40, 42, 45, 49, 51, 56, 60, 63, 68, 70, 72, 84, 85, 90, 98, 102, 105, 119, 120, 126, 136, 140, 147, 153, 168, 170, 180, 196, 204, 210, 238, 245, 252, 255, 280, 294, 306, 315, 340, 357, 360, 392, 408, 420, 441, 476, 490, 504, 510, 588, 595, 612, 630, 673, 680, 714, 735, 765, 833, 840, 882, 952, 980, 1020, 1071, 1176, 1190, 1224, 1260, 1346, 1428, 1470, 1530, 1666, 1764, 1785, 1960, 2019, 2040, 2142, 2205, 2380, 2499, 2520, 2692, 2856, 2940, 3060, 3332, 3365, 3528, 3570, 4038, 4165, 4284, 4410, 4711, 4760, 4998, 5355, 5384, 5880, 6057, 6120, 6664, 6730, 7140, 7497, 8076, 8330, 8568, 8820, 9422, 9996, 10095, 10710, 11441, 12114, 12495, 13460, 14133, 14280, 14994, 16152, 16660, 17640, 18844, 19992, 20190, 21420, 22882, 23555, 24228, 24990, 26920, 28266, 29988, 30285, 32977, 33320, 34323, 37485, 37688, 40380, 42399, 42840, 45764, 47110, 48456, 49980, 56532, 57205, 59976, 60570, 65954, 68646, 70665, 74970, 80087, 80760, 84798, 91528, 94220, 98931, 99960, 102969, 113064, 114410, 121140, 131908, 137292, 141330, 149940, 160174, 164885, 169596, 171615, 188440, 197862, 205938, 211995, 228820, 240261, 242280, 263816, 274584, 282660, 296793, 299880, 320348, 329770, 339192, 343230, 395724, 400435, 411876, 423990, 457640, 480522, 494655, 514845, 560609, 565320, 593586, 640696, 659540, 686460, 720783, 791448, 800870, 823752, 847980, 961044, 989310, 1029690, 1121218, 1187172, 1201305, 1319080, 1372920, 1441566, 1483965, 1601740, 1681827, 1695960, 1922088, 1978620, 2059380, 2242436, 2374344, 2402610, 2803045, 2883132, 2967930, 3203480, 3363654, 3603915, 3957240, 4118760, 4484872, 4805220, 5045481, 5606090, 5766264, 5935860, 6727308, 7207830, 8409135, 9610440, 10090962, 11212180, 11871720, 13454616, 14415660, 16818270, 20181924, 22424360, 25227405, 28831320, 33636540, 40363848, 50454810, 67273080, 100909620, 201819240]

約数ペア:

[(1, 201819240), (2, 100909620), (3, 67273080), (4, 50454810), (5, 40363848), (6, 33636540), (7, 28831320), (8, 25227405), (9, 22424360), (10, 20181924), (12, 16818270), (14, 14415660), (15, 13454616), (17, 11871720), (18, 11212180), (20, 10090962), (21, 9610440), (24, 8409135), (28, 7207830), (30, 6727308), (34, 5935860), (35, 5766264), (36, 5606090), (40, 5045481), (42, 4805220), (45, 4484872), (49, 4118760), (51, 3957240), (56, 3603915), (60, 3363654), (63, 3203480), (68, 2967930), (70, 2883132), (72, 2803045), (84, 2402610), (85, 2374344), (90, 2242436), (98, 2059380), (102, 1978620), (105, 1922088), (119, 1695960), (120, 1681827), (126, 1601740), (136, 1483965), (140, 1441566), (147, 1372920), (153, 1319080), (168, 1201305), (170, 1187172), (180, 1121218), (196, 1029690), (204, 989310), (210, 961044), (238, 847980), (245, 823752), (252, 800870), (255, 791448), (280, 720783), (294, 686460), (306, 659540), (315, 640696), (340, 593586), (357, 565320), (360, 560609), (392, 514845), (408, 494655), (420, 480522), (441, 457640), (476, 423990), (490, 411876), (504, 400435), (510, 395724), (588, 343230), (595, 339192), (612, 329770), (630, 320348), (673, 299880), (680, 296793), (714, 282660), (735, 274584), (765, 263816), (833, 242280), (840, 240261), (882, 228820), (952, 211995), (980, 205938), (1020, 197862), (1071, 188440), (1176, 171615), (1190, 169596), (1224, 164885), (1260, 160174), (1346, 149940), (1428, 141330), (1470, 137292), (1530, 131908), (1666, 121140), (1764, 114410), (1785, 113064), (1960, 102969), (2019, 99960), (2040, 98931), (2142, 94220), (2205, 91528), (2380, 84798), (2499, 80760), (2520, 80087), (2692, 74970), (2856, 70665), (2940, 68646), (3060, 65954), (3332, 60570), (3365, 59976), (3528, 57205), (3570, 56532), (4038, 49980), (4165, 48456), (4284, 47110), (4410, 45764), (4711, 42840), (4760, 42399), (4998, 40380), (5355, 37688), (5384, 37485), (5880, 34323), (6057, 33320), (6120, 32977), (6664, 30285), (6730, 29988), (7140, 28266), (7497, 26920), (8076, 24990), (8330, 24228), (8568, 23555), (8820, 22882), (9422, 21420), (9996, 20190), (10095, 19992), (10710, 18844), (11441, 17640), (12114, 16660), (12495, 16152), (13460, 14994), (14133, 14280)]