300139520

素因数分解:

$2^{10}\times 5^1\times {\mathrm{31}}^2\times {\mathrm{61}}^1$

素因数の和:148

約数の個数: 132

約数和(自身を含む): 756153612

約数和(自身を除く): 456014092

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 61, 62, 64, 80, 122, 124, 128, 155, 160, 244, 248, 256, 305, 310, 320, 488, 496, 512, 610, 620, 640, 961, 976, 992, 1024, 1220, 1240, 1280, 1891, 1922, 1952, 1984, 2440, 2480, 2560, 3782, 3844, 3904, 3968, 4805, 4880, 4960, 5120, 7564, 7688, 7808, 7936, 9455, 9610, 9760, 9920, 15128, 15376, 15616, 15872, 18910, 19220, 19520, 19840, 30256, 30752, 31232, 31744, 37820, 38440, 39040, 39680, 58621, 60512, 61504, 62464, 75640, 76880, 78080, 79360, 117242, 121024, 123008, 151280, 153760, 156160, 158720, 234484, 242048, 246016, 293105, 302560, 307520, 312320, 468968, 484096, 492032, 586210, 605120, 615040, 937936, 968192, 984064, 1172420, 1210240, 1230080, 1875872, 1936384, 2344840, 2420480, 2460160, 3751744, 4689680, 4840960, 4920320, 7503488, 9379360, 9681920, 15006976, 18758720, 30013952, 37517440, 60027904, 75034880, 150069760, 300139520]

約数ペア:

[(1, 300139520), (2, 150069760), (4, 75034880), (5, 60027904), (8, 37517440), (10, 30013952), (16, 18758720), (20, 15006976), (31, 9681920), (32, 9379360), (40, 7503488), (61, 4920320), (62, 4840960), (64, 4689680), (80, 3751744), (122, 2460160), (124, 2420480), (128, 2344840), (155, 1936384), (160, 1875872), (244, 1230080), (248, 1210240), (256, 1172420), (305, 984064), (310, 968192), (320, 937936), (488, 615040), (496, 605120), (512, 586210), (610, 492032), (620, 484096), (640, 468968), (961, 312320), (976, 307520), (992, 302560), (1024, 293105), (1220, 246016), (1240, 242048), (1280, 234484), (1891, 158720), (1922, 156160), (1952, 153760), (1984, 151280), (2440, 123008), (2480, 121024), (2560, 117242), (3782, 79360), (3844, 78080), (3904, 76880), (3968, 75640), (4805, 62464), (4880, 61504), (4960, 60512), (5120, 58621), (7564, 39680), (7688, 39040), (7808, 38440), (7936, 37820), (9455, 31744), (9610, 31232), (9760, 30752), (9920, 30256), (15128, 19840), (15376, 19520), (15616, 19220), (15872, 18910)]