244468480

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1$

素因数の和:214

約数の個数: 144

約数和(自身を含む): 620460288

約数和(自身を除く): 375991808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 61, 62, 64, 80, 101, 122, 124, 128, 155, 160, 202, 244, 248, 256, 305, 310, 320, 404, 488, 496, 505, 610, 620, 640, 808, 976, 992, 1010, 1220, 1240, 1280, 1616, 1891, 1952, 1984, 2020, 2440, 2480, 3131, 3232, 3782, 3904, 3968, 4040, 4880, 4960, 6161, 6262, 6464, 7564, 7808, 7936, 8080, 9455, 9760, 9920, 12322, 12524, 12928, 15128, 15616, 15655, 16160, 18910, 19520, 19840, 24644, 25048, 25856, 30256, 30805, 31310, 32320, 37820, 39040, 39680, 49288, 50096, 60512, 61610, 62620, 64640, 75640, 78080, 98576, 100192, 121024, 123220, 125240, 129280, 151280, 190991, 197152, 200384, 242048, 246440, 250480, 302560, 381982, 394304, 400768, 484096, 492880, 500960, 605120, 763964, 788608, 801536, 954955, 985760, 1001920, 1210240, 1527928, 1577216, 1909910, 1971520, 2003840, 2420480, 3055856, 3819820, 3943040, 4007680, 6111712, 7639640, 7886080, 12223424, 15279280, 24446848, 30558560, 48893696, 61117120, 122234240, 244468480]

約数ペア:

[(1, 244468480), (2, 122234240), (4, 61117120), (5, 48893696), (8, 30558560), (10, 24446848), (16, 15279280), (20, 12223424), (31, 7886080), (32, 7639640), (40, 6111712), (61, 4007680), (62, 3943040), (64, 3819820), (80, 3055856), (101, 2420480), (122, 2003840), (124, 1971520), (128, 1909910), (155, 1577216), (160, 1527928), (202, 1210240), (244, 1001920), (248, 985760), (256, 954955), (305, 801536), (310, 788608), (320, 763964), (404, 605120), (488, 500960), (496, 492880), (505, 484096), (610, 400768), (620, 394304), (640, 381982), (808, 302560), (976, 250480), (992, 246440), (1010, 242048), (1220, 200384), (1240, 197152), (1280, 190991), (1616, 151280), (1891, 129280), (1952, 125240), (1984, 123220), (2020, 121024), (2440, 100192), (2480, 98576), (3131, 78080), (3232, 75640), (3782, 64640), (3904, 62620), (3968, 61610), (4040, 60512), (4880, 50096), (4960, 49288), (6161, 39680), (6262, 39040), (6464, 37820), (7564, 32320), (7808, 31310), (7936, 30805), (8080, 30256), (9455, 25856), (9760, 25048), (9920, 24644), (12322, 19840), (12524, 19520), (12928, 18910), (15128, 16160), (15616, 15655)]