155939840

素因数分解:

$2^{10}\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1$

素因数の和:280

約数の個数: 176

約数和(自身を含む): 451977600

約数和(自身を除く): 296037760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 76, 80, 95, 112, 128, 133, 140, 152, 160, 190, 224, 229, 256, 266, 280, 304, 320, 380, 448, 458, 512, 532, 560, 608, 640, 665, 760, 896, 916, 1024, 1064, 1120, 1145, 1216, 1280, 1330, 1520, 1603, 1792, 1832, 2128, 2240, 2290, 2432, 2560, 2660, 3040, 3206, 3584, 3664, 4256, 4351, 4480, 4580, 4864, 5120, 5320, 6080, 6412, 7168, 7328, 8015, 8512, 8702, 8960, 9160, 9728, 10640, 12160, 12824, 14656, 16030, 17024, 17404, 17920, 18320, 19456, 21280, 21755, 24320, 25648, 29312, 30457, 32060, 34048, 34808, 35840, 36640, 42560, 43510, 48640, 51296, 58624, 60914, 64120, 68096, 69616, 73280, 85120, 87020, 97280, 102592, 117248, 121828, 128240, 136192, 139232, 146560, 152285, 170240, 174040, 205184, 234496, 243656, 256480, 278464, 293120, 304570, 340480, 348080, 410368, 487312, 512960, 556928, 586240, 609140, 680960, 696160, 820736, 974624, 1025920, 1113856, 1172480, 1218280, 1392320, 1641472, 1949248, 2051840, 2227712, 2436560, 2784640, 3898496, 4103680, 4455424, 4873120, 5569280, 7796992, 8207360, 9746240, 11138560, 15593984, 19492480, 22277120, 31187968, 38984960, 77969920, 155939840]

約数ペア:

[(1, 155939840), (2, 77969920), (4, 38984960), (5, 31187968), (7, 22277120), (8, 19492480), (10, 15593984), (14, 11138560), (16, 9746240), (19, 8207360), (20, 7796992), (28, 5569280), (32, 4873120), (35, 4455424), (38, 4103680), (40, 3898496), (56, 2784640), (64, 2436560), (70, 2227712), (76, 2051840), (80, 1949248), (95, 1641472), (112, 1392320), (128, 1218280), (133, 1172480), (140, 1113856), (152, 1025920), (160, 974624), (190, 820736), (224, 696160), (229, 680960), (256, 609140), (266, 586240), (280, 556928), (304, 512960), (320, 487312), (380, 410368), (448, 348080), (458, 340480), (512, 304570), (532, 293120), (560, 278464), (608, 256480), (640, 243656), (665, 234496), (760, 205184), (896, 174040), (916, 170240), (1024, 152285), (1064, 146560), (1120, 139232), (1145, 136192), (1216, 128240), (1280, 121828), (1330, 117248), (1520, 102592), (1603, 97280), (1792, 87020), (1832, 85120), (2128, 73280), (2240, 69616), (2290, 68096), (2432, 64120), (2560, 60914), (2660, 58624), (3040, 51296), (3206, 48640), (3584, 43510), (3664, 42560), (4256, 36640), (4351, 35840), (4480, 34808), (4580, 34048), (4864, 32060), (5120, 30457), (5320, 29312), (6080, 25648), (6412, 24320), (7168, 21755), (7328, 21280), (8015, 19456), (8512, 18320), (8702, 17920), (8960, 17404), (9160, 17024), (9728, 16030), (10640, 14656), (12160, 12824)]