998958080

素因数分解:

$2^{10}\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{499}}^1$

素因数の和:564

約数の個数: 176

約数和(自身を含む): 2652912000

約数和(自身を除く): 1653953920

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 32, 34, 40, 46, 64, 68, 80, 85, 92, 115, 128, 136, 160, 170, 184, 230, 256, 272, 320, 340, 368, 391, 460, 499, 512, 544, 640, 680, 736, 782, 920, 998, 1024, 1088, 1280, 1360, 1472, 1564, 1840, 1955, 1996, 2176, 2495, 2560, 2720, 2944, 3128, 3680, 3910, 3992, 4352, 4990, 5120, 5440, 5888, 6256, 7360, 7820, 7984, 8483, 8704, 9980, 10880, 11477, 11776, 12512, 14720, 15640, 15968, 16966, 17408, 19960, 21760, 22954, 23552, 25024, 29440, 31280, 31936, 33932, 39920, 42415, 43520, 45908, 50048, 57385, 58880, 62560, 63872, 67864, 79840, 84830, 87040, 91816, 100096, 114770, 117760, 125120, 127744, 135728, 159680, 169660, 183632, 195109, 200192, 229540, 250240, 255488, 271456, 319360, 339320, 367264, 390218, 400384, 459080, 500480, 510976, 542912, 638720, 678640, 734528, 780436, 918160, 975545, 1000960, 1085824, 1277440, 1357280, 1469056, 1560872, 1836320, 1951090, 2001920, 2171648, 2554880, 2714560, 2938112, 3121744, 3672640, 3902180, 4343296, 5429120, 5876224, 6243488, 7345280, 7804360, 8686592, 10858240, 11752448, 12486976, 14690560, 15608720, 21716480, 24973952, 29381120, 31217440, 43432960, 49947904, 58762240, 62434880, 99895808, 124869760, 199791616, 249739520, 499479040, 998958080]

約数ペア:

[(1, 998958080), (2, 499479040), (4, 249739520), (5, 199791616), (8, 124869760), (10, 99895808), (16, 62434880), (17, 58762240), (20, 49947904), (23, 43432960), (32, 31217440), (34, 29381120), (40, 24973952), (46, 21716480), (64, 15608720), (68, 14690560), (80, 12486976), (85, 11752448), (92, 10858240), (115, 8686592), (128, 7804360), (136, 7345280), (160, 6243488), (170, 5876224), (184, 5429120), (230, 4343296), (256, 3902180), (272, 3672640), (320, 3121744), (340, 2938112), (368, 2714560), (391, 2554880), (460, 2171648), (499, 2001920), (512, 1951090), (544, 1836320), (640, 1560872), (680, 1469056), (736, 1357280), (782, 1277440), (920, 1085824), (998, 1000960), (1024, 975545), (1088, 918160), (1280, 780436), (1360, 734528), (1472, 678640), (1564, 638720), (1840, 542912), (1955, 510976), (1996, 500480), (2176, 459080), (2495, 400384), (2560, 390218), (2720, 367264), (2944, 339320), (3128, 319360), (3680, 271456), (3910, 255488), (3992, 250240), (4352, 229540), (4990, 200192), (5120, 195109), (5440, 183632), (5888, 169660), (6256, 159680), (7360, 135728), (7820, 127744), (7984, 125120), (8483, 117760), (8704, 114770), (9980, 100096), (10880, 91816), (11477, 87040), (11776, 84830), (12512, 79840), (14720, 67864), (15640, 63872), (15968, 62560), (16966, 58880), (17408, 57385), (19960, 50048), (21760, 45908), (22954, 43520), (23552, 42415), (25024, 39920), (29440, 33932), (31280, 31936)]