2951319040

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37189}}^1$

素因数の和:37243

約数の個数: 80

約数和(自身を含む): 7304711040

約数和(自身を除く): 4353392000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 992, 1240, 1280, 1984, 2480, 2560, 3968, 4960, 7936, 9920, 15872, 19840, 37189, 39680, 74378, 79360, 148756, 185945, 297512, 371890, 595024, 743780, 1152859, 1190048, 1487560, 2305718, 2380096, 2975120, 4611436, 4760192, 5764295, 5950240, 9222872, 9520384, 11528590, 11900480, 18445744, 19040768, 23057180, 23800960, 36891488, 46114360, 47601920, 73782976, 92228720, 95203840, 147565952, 184457440, 295131904, 368914880, 590263808, 737829760, 1475659520, 2951319040]

約数ペア:

[(1, 2951319040), (2, 1475659520), (4, 737829760), (5, 590263808), (8, 368914880), (10, 295131904), (16, 184457440), (20, 147565952), (31, 95203840), (32, 92228720), (40, 73782976), (62, 47601920), (64, 46114360), (80, 36891488), (124, 23800960), (128, 23057180), (155, 19040768), (160, 18445744), (248, 11900480), (256, 11528590), (310, 9520384), (320, 9222872), (496, 5950240), (512, 5764295), (620, 4760192), (640, 4611436), (992, 2975120), (1240, 2380096), (1280, 2305718), (1984, 1487560), (2480, 1190048), (2560, 1152859), (3968, 743780), (4960, 595024), (7936, 371890), (9920, 297512), (15872, 185945), (19840, 148756), (37189, 79360), (39680, 74378)]