18897674640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{27407}}^1$

素因数の和:27466

約数の個数: 240

約数和(自身を含む): 67169772288

約数和(自身を除く): 48272097648

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 17, 20, 24, 26, 30, 34, 39, 40, 48, 51, 52, 60, 65, 68, 78, 80, 85, 102, 104, 120, 130, 136, 156, 169, 170, 195, 204, 208, 221, 240, 255, 260, 272, 312, 338, 340, 390, 408, 442, 507, 510, 520, 624, 663, 676, 680, 780, 816, 845, 884, 1014, 1020, 1040, 1105, 1326, 1352, 1360, 1560, 1690, 1768, 2028, 2040, 2210, 2535, 2652, 2704, 2873, 3120, 3315, 3380, 3536, 4056, 4080, 4420, 5070, 5304, 5746, 6630, 6760, 8112, 8619, 8840, 10140, 10608, 11492, 13260, 13520, 14365, 17238, 17680, 20280, 22984, 26520, 27407, 28730, 34476, 40560, 43095, 45968, 53040, 54814, 57460, 68952, 82221, 86190, 109628, 114920, 137035, 137904, 164442, 172380, 219256, 229840, 274070, 328884, 344760, 356291, 411105, 438512, 465919, 548140, 657768, 689520, 712582, 822210, 931838, 1068873, 1096280, 1315536, 1397757, 1425164, 1644420, 1781455, 1863676, 2137746, 2192560, 2329595, 2795514, 2850328, 3288840, 3562910, 3727352, 4275492, 4631783, 4659190, 5344365, 5591028, 5700656, 6056947, 6577680, 6988785, 7125820, 7454704, 8550984, 9263566, 9318380, 10688730, 11182056, 12113894, 13895349, 13977570, 14251640, 17101968, 18170841, 18527132, 18636760, 21377460, 22364112, 23158915, 24227788, 27790698, 27955140, 28503280, 30284735, 36341682, 37054264, 37273520, 42754920, 46317830, 48455576, 55581396, 55910280, 60569470, 69476745, 72683364, 74108528, 78740311, 85509840, 90854205, 92635660, 96911152, 111162792, 111820560, 121138940, 138953490, 145366728, 157480622, 181708410, 185271320, 222325584, 236220933, 242277880, 277906980, 290733456, 314961244, 363416820, 370542640, 393701555, 472441866, 484555760, 555813960, 629922488, 726833640, 787403110, 944883732, 1111627920, 1181104665, 1259844976, 1453667280, 1574806220, 1889767464, 2362209330, 3149612440, 3779534928, 4724418660, 6299224880, 9448837320, 18897674640]

約数ペア:

[(1, 18897674640), (2, 9448837320), (3, 6299224880), (4, 4724418660), (5, 3779534928), (6, 3149612440), (8, 2362209330), (10, 1889767464), (12, 1574806220), (13, 1453667280), (15, 1259844976), (16, 1181104665), (17, 1111627920), (20, 944883732), (24, 787403110), (26, 726833640), (30, 629922488), (34, 555813960), (39, 484555760), (40, 472441866), (48, 393701555), (51, 370542640), (52, 363416820), (60, 314961244), (65, 290733456), (68, 277906980), (78, 242277880), (80, 236220933), (85, 222325584), (102, 185271320), (104, 181708410), (120, 157480622), (130, 145366728), (136, 138953490), (156, 121138940), (169, 111820560), (170, 111162792), (195, 96911152), (204, 92635660), (208, 90854205), (221, 85509840), (240, 78740311), (255, 74108528), (260, 72683364), (272, 69476745), (312, 60569470), (338, 55910280), (340, 55581396), (390, 48455576), (408, 46317830), (442, 42754920), (507, 37273520), (510, 37054264), (520, 36341682), (624, 30284735), (663, 28503280), (676, 27955140), (680, 27790698), (780, 24227788), (816, 23158915), (845, 22364112), (884, 21377460), (1014, 18636760), (1020, 18527132), (1040, 18170841), (1105, 17101968), (1326, 14251640), (1352, 13977570), (1360, 13895349), (1560, 12113894), (1690, 11182056), (1768, 10688730), (2028, 9318380), (2040, 9263566), (2210, 8550984), (2535, 7454704), (2652, 7125820), (2704, 6988785), (2873, 6577680), (3120, 6056947), (3315, 5700656), (3380, 5591028), (3536, 5344365), (4056, 4659190), (4080, 4631783), (4420, 4275492), (5070, 3727352), (5304, 3562910), (5746, 3288840), (6630, 2850328), (6760, 2795514), (8112, 2329595), (8619, 2192560), (8840, 2137746), (10140, 1863676), (10608, 1781455), (11492, 1644420), (13260, 1425164), (13520, 1397757), (14365, 1315536), (17238, 1096280), (17680, 1068873), (20280, 931838), (22984, 822210), (26520, 712582), (27407, 689520), (28730, 657768), (34476, 548140), (40560, 465919), (43095, 438512), (45968, 411105), (53040, 356291), (54814, 344760), (57460, 328884), (68952, 274070), (82221, 229840), (86190, 219256), (109628, 172380), (114920, 164442), (137035, 137904)]