254674560

素因数分解:

$2^7\times 3^1\times 5^1\times 7^2\times {\mathrm{2707}}^1$

素因数の和:2743

約数の個数: 192

約数和(自身を含む): 944658720

約数和(自身を除く): 689984160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 128, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 280, 294, 320, 336, 384, 392, 420, 448, 480, 490, 560, 588, 640, 672, 735, 784, 840, 896, 960, 980, 1120, 1176, 1344, 1470, 1568, 1680, 1920, 1960, 2240, 2352, 2688, 2707, 2940, 3136, 3360, 3920, 4480, 4704, 5414, 5880, 6272, 6720, 7840, 8121, 9408, 10828, 11760, 13440, 13535, 15680, 16242, 18816, 18949, 21656, 23520, 27070, 31360, 32484, 37898, 40605, 43312, 47040, 54140, 56847, 64968, 75796, 81210, 86624, 94080, 94745, 108280, 113694, 129936, 132643, 151592, 162420, 173248, 189490, 216560, 227388, 259872, 265286, 284235, 303184, 324840, 346496, 378980, 397929, 433120, 454776, 519744, 530572, 568470, 606368, 649680, 663215, 757960, 795858, 866240, 909552, 1039488, 1061144, 1136940, 1212736, 1299360, 1326430, 1515920, 1591716, 1732480, 1819104, 1989645, 2122288, 2273880, 2425472, 2598720, 2652860, 3031840, 3183432, 3638208, 3979290, 4244576, 4547760, 5197440, 5305720, 6063680, 6366864, 7276416, 7958580, 8489152, 9095520, 10611440, 12127360, 12733728, 15917160, 16978304, 18191040, 21222880, 25467456, 31834320, 36382080, 42445760, 50934912, 63668640, 84891520, 127337280, 254674560]

約数ペア:

[(1, 254674560), (2, 127337280), (3, 84891520), (4, 63668640), (5, 50934912), (6, 42445760), (7, 36382080), (8, 31834320), (10, 25467456), (12, 21222880), (14, 18191040), (15, 16978304), (16, 15917160), (20, 12733728), (21, 12127360), (24, 10611440), (28, 9095520), (30, 8489152), (32, 7958580), (35, 7276416), (40, 6366864), (42, 6063680), (48, 5305720), (49, 5197440), (56, 4547760), (60, 4244576), (64, 3979290), (70, 3638208), (80, 3183432), (84, 3031840), (96, 2652860), (98, 2598720), (105, 2425472), (112, 2273880), (120, 2122288), (128, 1989645), (140, 1819104), (147, 1732480), (160, 1591716), (168, 1515920), (192, 1326430), (196, 1299360), (210, 1212736), (224, 1136940), (240, 1061144), (245, 1039488), (280, 909552), (294, 866240), (320, 795858), (336, 757960), (384, 663215), (392, 649680), (420, 606368), (448, 568470), (480, 530572), (490, 519744), (560, 454776), (588, 433120), (640, 397929), (672, 378980), (735, 346496), (784, 324840), (840, 303184), (896, 284235), (960, 265286), (980, 259872), (1120, 227388), (1176, 216560), (1344, 189490), (1470, 173248), (1568, 162420), (1680, 151592), (1920, 132643), (1960, 129936), (2240, 113694), (2352, 108280), (2688, 94745), (2707, 94080), (2940, 86624), (3136, 81210), (3360, 75796), (3920, 64968), (4480, 56847), (4704, 54140), (5414, 47040), (5880, 43312), (6272, 40605), (6720, 37898), (7840, 32484), (8121, 31360), (9408, 27070), (10828, 23520), (11760, 21656), (13440, 18949), (13535, 18816), (15680, 16242)]