161524480

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{571}}^1$

素因数の和:622

約数の個数: 144

約数和(自身を含む): 441945504

約数和(自身を除く): 280421024

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 64, 65, 68, 80, 85, 104, 128, 130, 136, 160, 170, 208, 221, 256, 260, 272, 320, 340, 416, 442, 520, 544, 571, 640, 680, 832, 884, 1040, 1088, 1105, 1142, 1280, 1360, 1664, 1768, 2080, 2176, 2210, 2284, 2720, 2855, 3328, 3536, 4160, 4352, 4420, 4568, 5440, 5710, 7072, 7423, 8320, 8840, 9136, 9707, 10880, 11420, 14144, 14846, 16640, 17680, 18272, 19414, 21760, 22840, 28288, 29692, 35360, 36544, 37115, 38828, 45680, 48535, 56576, 59384, 70720, 73088, 74230, 77656, 91360, 97070, 118768, 126191, 141440, 146176, 148460, 155312, 182720, 194140, 237536, 252382, 282880, 296920, 310624, 365440, 388280, 475072, 504764, 593840, 621248, 630955, 730880, 776560, 950144, 1009528, 1187680, 1242496, 1261910, 1553120, 1900288, 2019056, 2375360, 2484992, 2523820, 3106240, 4038112, 4750720, 5047640, 6212480, 8076224, 9501440, 10095280, 12424960, 16152448, 20190560, 32304896, 40381120, 80762240, 161524480]

約数ペア:

[(1, 161524480), (2, 80762240), (4, 40381120), (5, 32304896), (8, 20190560), (10, 16152448), (13, 12424960), (16, 10095280), (17, 9501440), (20, 8076224), (26, 6212480), (32, 5047640), (34, 4750720), (40, 4038112), (52, 3106240), (64, 2523820), (65, 2484992), (68, 2375360), (80, 2019056), (85, 1900288), (104, 1553120), (128, 1261910), (130, 1242496), (136, 1187680), (160, 1009528), (170, 950144), (208, 776560), (221, 730880), (256, 630955), (260, 621248), (272, 593840), (320, 504764), (340, 475072), (416, 388280), (442, 365440), (520, 310624), (544, 296920), (571, 282880), (640, 252382), (680, 237536), (832, 194140), (884, 182720), (1040, 155312), (1088, 148460), (1105, 146176), (1142, 141440), (1280, 126191), (1360, 118768), (1664, 97070), (1768, 91360), (2080, 77656), (2176, 74230), (2210, 73088), (2284, 70720), (2720, 59384), (2855, 56576), (3328, 48535), (3536, 45680), (4160, 38828), (4352, 37115), (4420, 36544), (4568, 35360), (5440, 29692), (5710, 28288), (7072, 22840), (7423, 21760), (8320, 19414), (8840, 18272), (9136, 17680), (9707, 16640), (10880, 14846), (11420, 14144)]