28920772480

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{449}}^1\times {\mathrm{5297}}^1$

素因数の和:5784

約数の個数: 128

約数和(自身を含む): 72953460000

約数和(自身を除く): 44032687520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 304, 320, 380, 449, 608, 640, 760, 898, 1216, 1520, 1796, 2245, 2432, 3040, 3592, 4490, 5297, 6080, 7184, 8531, 8980, 10594, 12160, 14368, 17062, 17960, 21188, 26485, 28736, 34124, 35920, 42376, 42655, 52970, 57472, 68248, 71840, 84752, 85310, 100643, 105940, 136496, 143680, 169504, 170620, 201286, 211880, 272992, 287360, 339008, 341240, 402572, 423760, 503215, 545984, 678016, 682480, 805144, 847520, 1006430, 1091968, 1364960, 1610288, 1695040, 2012860, 2378353, 2729920, 3220576, 3390080, 4025720, 4756706, 5459840, 6441152, 8051440, 9513412, 11891765, 12882304, 16102880, 19026824, 23783530, 32205760, 38053648, 45188707, 47567060, 64411520, 76107296, 90377414, 95134120, 152214592, 180754828, 190268240, 225943535, 304429184, 361509656, 380536480, 451887070, 723019312, 761072960, 903774140, 1446038624, 1522145920, 1807548280, 2892077248, 3615096560, 5784154496, 7230193120, 14460386240, 28920772480]

約数ペア:

[(1, 28920772480), (2, 14460386240), (4, 7230193120), (5, 5784154496), (8, 3615096560), (10, 2892077248), (16, 1807548280), (19, 1522145920), (20, 1446038624), (32, 903774140), (38, 761072960), (40, 723019312), (64, 451887070), (76, 380536480), (80, 361509656), (95, 304429184), (128, 225943535), (152, 190268240), (160, 180754828), (190, 152214592), (304, 95134120), (320, 90377414), (380, 76107296), (449, 64411520), (608, 47567060), (640, 45188707), (760, 38053648), (898, 32205760), (1216, 23783530), (1520, 19026824), (1796, 16102880), (2245, 12882304), (2432, 11891765), (3040, 9513412), (3592, 8051440), (4490, 6441152), (5297, 5459840), (6080, 4756706), (7184, 4025720), (8531, 3390080), (8980, 3220576), (10594, 2729920), (12160, 2378353), (14368, 2012860), (17062, 1695040), (17960, 1610288), (21188, 1364960), (26485, 1091968), (28736, 1006430), (34124, 847520), (35920, 805144), (42376, 682480), (42655, 678016), (52970, 545984), (57472, 503215), (68248, 423760), (71840, 402572), (84752, 341240), (85310, 339008), (100643, 287360), (105940, 272992), (136496, 211880), (143680, 201286), (169504, 170620)]