290131380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^3\times {\mathrm{173}}^1$

素因数の和:228

約数の個数: 288

約数和(自身を含む): 1112686848

約数和(自身を除く): 822555468

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 33, 35, 36, 42, 44, 45, 55, 60, 63, 66, 70, 77, 84, 90, 99, 105, 110, 121, 126, 132, 140, 154, 165, 173, 180, 198, 210, 220, 231, 242, 252, 308, 315, 330, 346, 363, 385, 396, 420, 462, 484, 495, 519, 605, 630, 660, 692, 693, 726, 770, 847, 865, 924, 990, 1038, 1089, 1155, 1210, 1211, 1260, 1331, 1386, 1452, 1540, 1557, 1694, 1730, 1815, 1903, 1980, 2076, 2178, 2310, 2420, 2422, 2541, 2595, 2662, 2772, 3114, 3388, 3460, 3465, 3630, 3633, 3806, 3993, 4235, 4356, 4620, 4844, 5082, 5190, 5324, 5445, 5709, 6055, 6228, 6655, 6930, 7260, 7266, 7612, 7623, 7785, 7986, 8470, 9317, 9515, 10164, 10380, 10890, 10899, 11418, 11979, 12110, 12705, 13310, 13321, 13860, 14532, 15246, 15570, 15972, 16940, 17127, 18165, 18634, 19030, 19965, 20933, 21780, 21798, 22836, 23958, 24220, 25410, 26620, 26642, 27951, 28545, 30492, 31140, 34254, 36330, 37268, 38060, 38115, 39930, 39963, 41866, 43596, 46585, 47916, 50820, 53284, 54495, 55902, 57090, 59895, 62799, 66605, 68508, 72660, 76230, 79860, 79926, 83732, 83853, 85635, 93170, 104665, 108990, 111804, 114180, 119790, 119889, 125598, 133210, 139755, 146531, 152460, 159852, 167706, 171270, 186340, 188397, 199815, 209330, 217980, 230263, 239580, 239778, 251196, 266420, 279510, 293062, 313995, 335412, 342540, 376794, 399630, 418660, 419265, 439593, 460526, 479556, 559020, 586124, 599445, 627990, 690789, 732655, 753588, 799260, 838530, 879186, 921052, 941985, 1151315, 1198890, 1255980, 1318779, 1381578, 1465310, 1611841, 1677060, 1758372, 1883970, 2072367, 2197965, 2302630, 2397780, 2637558, 2763156, 2930620, 3223682, 3453945, 3767940, 4144734, 4395930, 4605260, 4835523, 5275116, 6447364, 6593895, 6907890, 8059205, 8289468, 8791860, 9671046, 10361835, 13187790, 13815780, 14506569, 16118410, 19342092, 20723670, 24177615, 26375580, 29013138, 32236820, 41447340, 48355230, 58026276, 72532845, 96710460, 145065690, 290131380]

約数ペア:

[(1, 290131380), (2, 145065690), (3, 96710460), (4, 72532845), (5, 58026276), (6, 48355230), (7, 41447340), (9, 32236820), (10, 29013138), (11, 26375580), (12, 24177615), (14, 20723670), (15, 19342092), (18, 16118410), (20, 14506569), (21, 13815780), (22, 13187790), (28, 10361835), (30, 9671046), (33, 8791860), (35, 8289468), (36, 8059205), (42, 6907890), (44, 6593895), (45, 6447364), (55, 5275116), (60, 4835523), (63, 4605260), (66, 4395930), (70, 4144734), (77, 3767940), (84, 3453945), (90, 3223682), (99, 2930620), (105, 2763156), (110, 2637558), (121, 2397780), (126, 2302630), (132, 2197965), (140, 2072367), (154, 1883970), (165, 1758372), (173, 1677060), (180, 1611841), (198, 1465310), (210, 1381578), (220, 1318779), (231, 1255980), (242, 1198890), (252, 1151315), (308, 941985), (315, 921052), (330, 879186), (346, 838530), (363, 799260), (385, 753588), (396, 732655), (420, 690789), (462, 627990), (484, 599445), (495, 586124), (519, 559020), (605, 479556), (630, 460526), (660, 439593), (692, 419265), (693, 418660), (726, 399630), (770, 376794), (847, 342540), (865, 335412), (924, 313995), (990, 293062), (1038, 279510), (1089, 266420), (1155, 251196), (1210, 239778), (1211, 239580), (1260, 230263), (1331, 217980), (1386, 209330), (1452, 199815), (1540, 188397), (1557, 186340), (1694, 171270), (1730, 167706), (1815, 159852), (1903, 152460), (1980, 146531), (2076, 139755), (2178, 133210), (2310, 125598), (2420, 119889), (2422, 119790), (2541, 114180), (2595, 111804), (2662, 108990), (2772, 104665), (3114, 93170), (3388, 85635), (3460, 83853), (3465, 83732), (3630, 79926), (3633, 79860), (3806, 76230), (3993, 72660), (4235, 68508), (4356, 66605), (4620, 62799), (4844, 59895), (5082, 57090), (5190, 55902), (5324, 54495), (5445, 53284), (5709, 50820), (6055, 47916), (6228, 46585), (6655, 43596), (6930, 41866), (7260, 39963), (7266, 39930), (7612, 38115), (7623, 38060), (7785, 37268), (7986, 36330), (8470, 34254), (9317, 31140), (9515, 30492), (10164, 28545), (10380, 27951), (10890, 26642), (10899, 26620), (11418, 25410), (11979, 24220), (12110, 23958), (12705, 22836), (13310, 21798), (13321, 21780), (13860, 20933), (14532, 19965), (15246, 19030), (15570, 18634), (15972, 18165), (16940, 17127)]