90989100

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{313}}^1$

素因数の和:369

約数の個数: 216

約数和(自身を含む): 318885840

約数和(自身を除く): 227896740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 19, 20, 25, 30, 34, 36, 38, 45, 50, 51, 57, 60, 68, 75, 76, 85, 90, 95, 100, 102, 114, 150, 153, 170, 171, 180, 190, 204, 225, 228, 255, 285, 300, 306, 313, 323, 340, 342, 380, 425, 450, 475, 510, 570, 612, 626, 646, 684, 765, 850, 855, 900, 939, 950, 969, 1020, 1140, 1252, 1275, 1292, 1425, 1530, 1565, 1615, 1700, 1710, 1878, 1900, 1938, 2550, 2817, 2850, 2907, 3060, 3130, 3230, 3420, 3756, 3825, 3876, 4275, 4695, 4845, 5100, 5321, 5634, 5700, 5814, 5947, 6260, 6460, 7650, 7825, 8075, 8550, 9390, 9690, 10642, 11268, 11628, 11894, 14085, 14535, 15300, 15650, 15963, 16150, 17100, 17841, 18780, 19380, 21284, 23475, 23788, 24225, 26605, 28170, 29070, 29735, 31300, 31926, 32300, 35682, 46950, 47889, 48450, 53210, 53523, 56340, 58140, 59470, 63852, 70425, 71364, 72675, 79815, 89205, 93900, 95778, 96900, 101099, 106420, 107046, 118940, 133025, 140850, 145350, 148675, 159630, 178410, 191556, 202198, 214092, 239445, 266050, 267615, 281700, 290700, 297350, 303297, 319260, 356820, 399075, 404396, 446025, 478890, 505495, 532100, 535230, 594700, 606594, 798150, 892050, 909891, 957780, 1010990, 1070460, 1197225, 1213188, 1338075, 1516485, 1596300, 1784100, 1819782, 2021980, 2394450, 2527475, 2676150, 3032970, 3639564, 4549455, 4788900, 5054950, 5352300, 6065940, 7582425, 9098910, 10109900, 15164850, 18197820, 22747275, 30329700, 45494550, 90989100]

約数ペア:

[(1, 90989100), (2, 45494550), (3, 30329700), (4, 22747275), (5, 18197820), (6, 15164850), (9, 10109900), (10, 9098910), (12, 7582425), (15, 6065940), (17, 5352300), (18, 5054950), (19, 4788900), (20, 4549455), (25, 3639564), (30, 3032970), (34, 2676150), (36, 2527475), (38, 2394450), (45, 2021980), (50, 1819782), (51, 1784100), (57, 1596300), (60, 1516485), (68, 1338075), (75, 1213188), (76, 1197225), (85, 1070460), (90, 1010990), (95, 957780), (100, 909891), (102, 892050), (114, 798150), (150, 606594), (153, 594700), (170, 535230), (171, 532100), (180, 505495), (190, 478890), (204, 446025), (225, 404396), (228, 399075), (255, 356820), (285, 319260), (300, 303297), (306, 297350), (313, 290700), (323, 281700), (340, 267615), (342, 266050), (380, 239445), (425, 214092), (450, 202198), (475, 191556), (510, 178410), (570, 159630), (612, 148675), (626, 145350), (646, 140850), (684, 133025), (765, 118940), (850, 107046), (855, 106420), (900, 101099), (939, 96900), (950, 95778), (969, 93900), (1020, 89205), (1140, 79815), (1252, 72675), (1275, 71364), (1292, 70425), (1425, 63852), (1530, 59470), (1565, 58140), (1615, 56340), (1700, 53523), (1710, 53210), (1878, 48450), (1900, 47889), (1938, 46950), (2550, 35682), (2817, 32300), (2850, 31926), (2907, 31300), (3060, 29735), (3130, 29070), (3230, 28170), (3420, 26605), (3756, 24225), (3825, 23788), (3876, 23475), (4275, 21284), (4695, 19380), (4845, 18780), (5100, 17841), (5321, 17100), (5634, 16150), (5700, 15963), (5814, 15650), (5947, 15300), (6260, 14535), (6460, 14085), (7650, 11894), (7825, 11628), (8075, 11268), (8550, 10642), (9390, 9690)]