388229120

素因数分解:

$2^{11}\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1223}}^1$

素因数の和:1281

約数の個数: 96

約数和(自身を含む): 962357760

約数和(自身を除く): 574128640

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, 1024, 1223, 1240, 1280, 1984, 2048, 2446, 2480, 2560, 3968, 4892, 4960, 5120, 6115, 7936, 9784, 9920, 10240, 12230, 15872, 19568, 19840, 24460, 31744, 37913, 39136, 39680, 48920, 63488, 75826, 78272, 79360, 97840, 151652, 156544, 158720, 189565, 195680, 303304, 313088, 317440, 379130, 391360, 606608, 626176, 758260, 782720, 1213216, 1252352, 1516520, 1565440, 2426432, 2504704, 3033040, 3130880, 4852864, 6066080, 6261760, 9705728, 12132160, 12523520, 19411456, 24264320, 38822912, 48528640, 77645824, 97057280, 194114560, 388229120]

約数ペア:

[(1, 388229120), (2, 194114560), (4, 97057280), (5, 77645824), (8, 48528640), (10, 38822912), (16, 24264320), (20, 19411456), (31, 12523520), (32, 12132160), (40, 9705728), (62, 6261760), (64, 6066080), (80, 4852864), (124, 3130880), (128, 3033040), (155, 2504704), (160, 2426432), (248, 1565440), (256, 1516520), (310, 1252352), (320, 1213216), (496, 782720), (512, 758260), (620, 626176), (640, 606608), (992, 391360), (1024, 379130), (1223, 317440), (1240, 313088), (1280, 303304), (1984, 195680), (2048, 189565), (2446, 158720), (2480, 156544), (2560, 151652), (3968, 97840), (4892, 79360), (4960, 78272), (5120, 75826), (6115, 63488), (7936, 48920), (9784, 39680), (9920, 39136), (10240, 37913), (12230, 31744), (15872, 24460), (19568, 19840)]