281322240

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1201}}^1$

素因数の和:1286

約数の個数: 144

約数和(自身を含む): 913962336

約数和(自身を除く): 632640096

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 61, 64, 80, 96, 120, 122, 128, 160, 183, 192, 240, 244, 256, 305, 320, 366, 384, 480, 488, 610, 640, 732, 768, 915, 960, 976, 1201, 1220, 1280, 1464, 1830, 1920, 1952, 2402, 2440, 2928, 3603, 3660, 3840, 3904, 4804, 4880, 5856, 6005, 7206, 7320, 7808, 9608, 9760, 11712, 12010, 14412, 14640, 15616, 18015, 19216, 19520, 23424, 24020, 28824, 29280, 36030, 38432, 39040, 46848, 48040, 57648, 58560, 72060, 73261, 76864, 78080, 96080, 115296, 117120, 144120, 146522, 153728, 192160, 219783, 230592, 234240, 288240, 293044, 307456, 366305, 384320, 439566, 461184, 576480, 586088, 732610, 768640, 879132, 922368, 1098915, 1152960, 1172176, 1465220, 1537280, 1758264, 2197830, 2305920, 2344352, 2930440, 3516528, 4395660, 4611840, 4688704, 5860880, 7033056, 8791320, 9377408, 11721760, 14066112, 17582640, 18754816, 23443520, 28132224, 35165280, 46887040, 56264448, 70330560, 93774080, 140661120, 281322240]

約数ペア:

[(1, 281322240), (2, 140661120), (3, 93774080), (4, 70330560), (5, 56264448), (6, 46887040), (8, 35165280), (10, 28132224), (12, 23443520), (15, 18754816), (16, 17582640), (20, 14066112), (24, 11721760), (30, 9377408), (32, 8791320), (40, 7033056), (48, 5860880), (60, 4688704), (61, 4611840), (64, 4395660), (80, 3516528), (96, 2930440), (120, 2344352), (122, 2305920), (128, 2197830), (160, 1758264), (183, 1537280), (192, 1465220), (240, 1172176), (244, 1152960), (256, 1098915), (305, 922368), (320, 879132), (366, 768640), (384, 732610), (480, 586088), (488, 576480), (610, 461184), (640, 439566), (732, 384320), (768, 366305), (915, 307456), (960, 293044), (976, 288240), (1201, 234240), (1220, 230592), (1280, 219783), (1464, 192160), (1830, 153728), (1920, 146522), (1952, 144120), (2402, 117120), (2440, 115296), (2928, 96080), (3603, 78080), (3660, 76864), (3840, 73261), (3904, 72060), (4804, 58560), (4880, 57648), (5856, 48040), (6005, 46848), (7206, 39040), (7320, 38432), (7808, 36030), (9608, 29280), (9760, 28824), (11712, 24020), (12010, 23424), (14412, 19520), (14640, 19216), (15616, 18015)]