100781440

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{157}}^1$

素因数の和:252

約数の個数: 128

約数和(自身を含む): 261079200

約数和(自身を除く): 160297760

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 59, 64, 68, 80, 85, 118, 128, 136, 157, 160, 170, 236, 272, 295, 314, 320, 340, 472, 544, 590, 628, 640, 680, 785, 944, 1003, 1088, 1180, 1256, 1360, 1570, 1888, 2006, 2176, 2360, 2512, 2669, 2720, 3140, 3776, 4012, 4720, 5015, 5024, 5338, 5440, 6280, 7552, 8024, 9263, 9440, 10030, 10048, 10676, 10880, 12560, 13345, 16048, 18526, 18880, 20060, 20096, 21352, 25120, 26690, 32096, 37052, 37760, 40120, 42704, 46315, 50240, 53380, 64192, 74104, 80240, 85408, 92630, 100480, 106760, 128384, 148208, 157471, 160480, 170816, 185260, 213520, 296416, 314942, 320960, 341632, 370520, 427040, 592832, 629884, 641920, 741040, 787355, 854080, 1185664, 1259768, 1482080, 1574710, 1708160, 2519536, 2964160, 3149420, 5039072, 5928320, 6298840, 10078144, 12597680, 20156288, 25195360, 50390720, 100781440]

約数ペア:

[(1, 100781440), (2, 50390720), (4, 25195360), (5, 20156288), (8, 12597680), (10, 10078144), (16, 6298840), (17, 5928320), (20, 5039072), (32, 3149420), (34, 2964160), (40, 2519536), (59, 1708160), (64, 1574710), (68, 1482080), (80, 1259768), (85, 1185664), (118, 854080), (128, 787355), (136, 741040), (157, 641920), (160, 629884), (170, 592832), (236, 427040), (272, 370520), (295, 341632), (314, 320960), (320, 314942), (340, 296416), (472, 213520), (544, 185260), (590, 170816), (628, 160480), (640, 157471), (680, 148208), (785, 128384), (944, 106760), (1003, 100480), (1088, 92630), (1180, 85408), (1256, 80240), (1360, 74104), (1570, 64192), (1888, 53380), (2006, 50240), (2176, 46315), (2360, 42704), (2512, 40120), (2669, 37760), (2720, 37052), (3140, 32096), (3776, 26690), (4012, 25120), (4720, 21352), (5015, 20096), (5024, 20060), (5338, 18880), (5440, 18526), (6280, 16048), (7552, 13345), (8024, 12560), (9263, 10880), (9440, 10676), (10030, 10048)]