23811720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1$

素因数の和:255

約数の個数: 128

約数和(自身を含む): 76170240

約数和(自身を除く): 52358520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 37, 40, 60, 62, 74, 93, 111, 120, 124, 148, 155, 173, 185, 186, 222, 248, 296, 310, 346, 370, 372, 444, 465, 519, 555, 620, 692, 740, 744, 865, 888, 930, 1038, 1110, 1147, 1240, 1384, 1480, 1730, 1860, 2076, 2220, 2294, 2595, 3441, 3460, 3720, 4152, 4440, 4588, 5190, 5363, 5735, 6401, 6882, 6920, 9176, 10380, 10726, 11470, 12802, 13764, 16089, 17205, 19203, 20760, 21452, 22940, 25604, 26815, 27528, 32005, 32178, 34410, 38406, 42904, 45880, 51208, 53630, 64010, 64356, 68820, 76812, 80445, 96015, 107260, 128020, 128712, 137640, 153624, 160890, 192030, 198431, 214520, 256040, 321780, 384060, 396862, 595293, 643560, 768120, 793724, 992155, 1190586, 1587448, 1984310, 2381172, 2976465, 3968620, 4762344, 5952930, 7937240, 11905860, 23811720]

約数ペア:

[(1, 23811720), (2, 11905860), (3, 7937240), (4, 5952930), (5, 4762344), (6, 3968620), (8, 2976465), (10, 2381172), (12, 1984310), (15, 1587448), (20, 1190586), (24, 992155), (30, 793724), (31, 768120), (37, 643560), (40, 595293), (60, 396862), (62, 384060), (74, 321780), (93, 256040), (111, 214520), (120, 198431), (124, 192030), (148, 160890), (155, 153624), (173, 137640), (185, 128712), (186, 128020), (222, 107260), (248, 96015), (296, 80445), (310, 76812), (346, 68820), (370, 64356), (372, 64010), (444, 53630), (465, 51208), (519, 45880), (555, 42904), (620, 38406), (692, 34410), (740, 32178), (744, 32005), (865, 27528), (888, 26815), (930, 25604), (1038, 22940), (1110, 21452), (1147, 20760), (1240, 19203), (1384, 17205), (1480, 16089), (1730, 13764), (1860, 12802), (2076, 11470), (2220, 10726), (2294, 10380), (2595, 9176), (3441, 6920), (3460, 6882), (3720, 6401), (4152, 5735), (4440, 5363), (4588, 5190)]