189983220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{277}}^1$

素因数の和:390

約数の個数: 192

約数和(自身を含む): 645636096

約数和(自身を除く): 455652876

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 60, 69, 70, 71, 84, 92, 105, 115, 138, 140, 142, 161, 210, 213, 230, 276, 277, 284, 322, 345, 355, 420, 426, 460, 483, 497, 554, 644, 690, 710, 805, 831, 852, 966, 994, 1065, 1108, 1380, 1385, 1420, 1491, 1610, 1633, 1662, 1932, 1939, 1988, 2130, 2415, 2485, 2770, 2982, 3220, 3266, 3324, 3878, 4155, 4260, 4830, 4899, 4970, 5540, 5817, 5964, 6371, 6532, 7455, 7756, 8165, 8310, 9660, 9695, 9798, 9940, 11431, 11634, 12742, 14910, 16330, 16620, 19113, 19390, 19596, 19667, 22862, 23268, 24495, 25484, 29085, 29820, 31855, 32660, 34293, 38226, 38780, 39334, 44597, 45724, 48990, 57155, 58170, 59001, 63710, 68586, 76452, 78668, 89194, 95565, 97980, 98335, 114310, 116340, 118002, 127420, 133791, 137172, 137669, 171465, 178388, 191130, 196670, 222985, 228620, 236004, 267582, 275338, 295005, 342930, 382260, 393340, 413007, 445970, 452341, 535164, 550676, 590010, 668955, 685860, 688345, 826014, 891940, 904682, 1180020, 1337910, 1357023, 1376690, 1652028, 1809364, 2065035, 2261705, 2675820, 2714046, 2753380, 3166387, 4130070, 4523410, 5428092, 6332774, 6785115, 8260140, 9046820, 9499161, 12665548, 13570230, 15831935, 18998322, 27140460, 31663870, 37996644, 47495805, 63327740, 94991610, 189983220]

約数ペア:

[(1, 189983220), (2, 94991610), (3, 63327740), (4, 47495805), (5, 37996644), (6, 31663870), (7, 27140460), (10, 18998322), (12, 15831935), (14, 13570230), (15, 12665548), (20, 9499161), (21, 9046820), (23, 8260140), (28, 6785115), (30, 6332774), (35, 5428092), (42, 4523410), (46, 4130070), (60, 3166387), (69, 2753380), (70, 2714046), (71, 2675820), (84, 2261705), (92, 2065035), (105, 1809364), (115, 1652028), (138, 1376690), (140, 1357023), (142, 1337910), (161, 1180020), (210, 904682), (213, 891940), (230, 826014), (276, 688345), (277, 685860), (284, 668955), (322, 590010), (345, 550676), (355, 535164), (420, 452341), (426, 445970), (460, 413007), (483, 393340), (497, 382260), (554, 342930), (644, 295005), (690, 275338), (710, 267582), (805, 236004), (831, 228620), (852, 222985), (966, 196670), (994, 191130), (1065, 178388), (1108, 171465), (1380, 137669), (1385, 137172), (1420, 133791), (1491, 127420), (1610, 118002), (1633, 116340), (1662, 114310), (1932, 98335), (1939, 97980), (1988, 95565), (2130, 89194), (2415, 78668), (2485, 76452), (2770, 68586), (2982, 63710), (3220, 59001), (3266, 58170), (3324, 57155), (3878, 48990), (4155, 45724), (4260, 44597), (4830, 39334), (4899, 38780), (4970, 38226), (5540, 34293), (5817, 32660), (5964, 31855), (6371, 29820), (6532, 29085), (7455, 25484), (7756, 24495), (8165, 23268), (8310, 22862), (9660, 19667), (9695, 19596), (9798, 19390), (9940, 19113), (11431, 16620), (11634, 16330), (12742, 14910)]