448998120

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{21881}}^1$

素因数の和:21920

約数の個数: 128

約数和(自身を含む): 1575504000

約数和(自身を除く): 1126505880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 90, 95, 108, 114, 120, 135, 152, 171, 180, 190, 216, 228, 270, 285, 342, 360, 380, 456, 513, 540, 570, 684, 760, 855, 1026, 1080, 1140, 1368, 1710, 2052, 2280, 2565, 3420, 4104, 5130, 6840, 10260, 20520, 21881, 43762, 65643, 87524, 109405, 131286, 175048, 196929, 218810, 262572, 328215, 393858, 415739, 437620, 525144, 590787, 656430, 787716, 831478, 875240, 984645, 1181574, 1247217, 1312860, 1575432, 1662956, 1969290, 2078695, 2363148, 2494434, 2625720, 2953935, 3325912, 3741651, 3938580, 4157390, 4726296, 4988868, 5907870, 6236085, 7483302, 7877160, 8314780, 9977736, 11224953, 11815740, 12472170, 14966604, 16629560, 18708255, 22449906, 23631480, 24944340, 29933208, 37416510, 44899812, 49888680, 56124765, 74833020, 89799624, 112249530, 149666040, 224499060, 448998120]

約数ペア:

[(1, 448998120), (2, 224499060), (3, 149666040), (4, 112249530), (5, 89799624), (6, 74833020), (8, 56124765), (9, 49888680), (10, 44899812), (12, 37416510), (15, 29933208), (18, 24944340), (19, 23631480), (20, 22449906), (24, 18708255), (27, 16629560), (30, 14966604), (36, 12472170), (38, 11815740), (40, 11224953), (45, 9977736), (54, 8314780), (57, 7877160), (60, 7483302), (72, 6236085), (76, 5907870), (90, 4988868), (95, 4726296), (108, 4157390), (114, 3938580), (120, 3741651), (135, 3325912), (152, 2953935), (171, 2625720), (180, 2494434), (190, 2363148), (216, 2078695), (228, 1969290), (270, 1662956), (285, 1575432), (342, 1312860), (360, 1247217), (380, 1181574), (456, 984645), (513, 875240), (540, 831478), (570, 787716), (684, 656430), (760, 590787), (855, 525144), (1026, 437620), (1080, 415739), (1140, 393858), (1368, 328215), (1710, 262572), (2052, 218810), (2280, 196929), (2565, 175048), (3420, 131286), (4104, 109405), (5130, 87524), (6840, 65643), (10260, 43762), (20520, 21881)]