201266380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{557}}^1$

素因数の和:691

約数の個数: 96

約数和(自身を含む): 506217600

約数和(自身を除く): 304951220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 89, 116, 140, 145, 178, 203, 290, 356, 406, 445, 557, 580, 623, 812, 890, 1015, 1114, 1246, 1780, 2030, 2228, 2492, 2581, 2785, 3115, 3899, 4060, 5162, 5570, 6230, 7798, 10324, 11140, 12460, 12905, 15596, 16153, 18067, 19495, 25810, 32306, 36134, 38990, 49573, 51620, 64612, 72268, 77980, 80765, 90335, 99146, 113071, 161530, 180670, 198292, 226142, 247865, 323060, 347011, 361340, 452284, 495730, 565355, 694022, 991460, 1130710, 1388044, 1437617, 1735055, 2261420, 2875234, 3470110, 5750468, 6940220, 7188085, 10063319, 14376170, 20126638, 28752340, 40253276, 50316595, 100633190, 201266380]

約数ペア:

[(1, 201266380), (2, 100633190), (4, 50316595), (5, 40253276), (7, 28752340), (10, 20126638), (14, 14376170), (20, 10063319), (28, 7188085), (29, 6940220), (35, 5750468), (58, 3470110), (70, 2875234), (89, 2261420), (116, 1735055), (140, 1437617), (145, 1388044), (178, 1130710), (203, 991460), (290, 694022), (356, 565355), (406, 495730), (445, 452284), (557, 361340), (580, 347011), (623, 323060), (812, 247865), (890, 226142), (1015, 198292), (1114, 180670), (1246, 161530), (1780, 113071), (2030, 99146), (2228, 90335), (2492, 80765), (2581, 77980), (2785, 72268), (3115, 64612), (3899, 51620), (4060, 49573), (5162, 38990), (5570, 36134), (6230, 32306), (7798, 25810), (10324, 19495), (11140, 18067), (12460, 16153), (12905, 15596)]