219430400

素因数分解:

$2^9\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:145

約数の個数: 240

約数和(自身を含む): 649482240

約数和(自身を除く): 430051840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 31, 32, 35, 40, 50, 56, 62, 64, 70, 79, 80, 100, 112, 124, 128, 140, 155, 158, 160, 175, 200, 217, 224, 248, 256, 280, 310, 316, 320, 350, 395, 400, 434, 448, 496, 512, 553, 560, 620, 632, 640, 700, 775, 790, 800, 868, 896, 992, 1085, 1106, 1120, 1240, 1264, 1280, 1400, 1550, 1580, 1600, 1736, 1792, 1975, 1984, 2170, 2212, 2240, 2449, 2480, 2528, 2560, 2765, 2800, 3100, 3160, 3200, 3472, 3584, 3950, 3968, 4340, 4424, 4480, 4898, 4960, 5056, 5425, 5530, 5600, 6200, 6320, 6400, 6944, 7900, 7936, 8680, 8848, 8960, 9796, 9920, 10112, 10850, 11060, 11200, 12245, 12400, 12640, 12800, 13825, 13888, 15800, 15872, 17143, 17360, 17696, 17920, 19592, 19840, 20224, 21700, 22120, 22400, 24490, 24800, 25280, 27650, 27776, 31600, 34286, 34720, 35392, 39184, 39680, 40448, 43400, 44240, 44800, 48980, 49600, 50560, 55300, 55552, 61225, 63200, 68572, 69440, 70784, 78368, 79360, 85715, 86800, 88480, 89600, 97960, 99200, 101120, 110600, 111104, 122450, 126400, 137144, 138880, 141568, 156736, 171430, 173600, 176960, 195920, 198400, 202240, 221200, 244900, 252800, 274288, 277760, 283136, 313472, 342860, 347200, 353920, 391840, 396800, 428575, 442400, 489800, 505600, 548576, 555520, 626944, 685720, 694400, 707840, 783680, 857150, 884800, 979600, 1011200, 1097152, 1253888, 1371440, 1388800, 1415680, 1567360, 1714300, 1769600, 1959200, 2194304, 2742880, 2777600, 3134720, 3428600, 3539200, 3918400, 4388608, 5485760, 6269440, 6857200, 7078400, 7836800, 8777216, 10971520, 13714400, 15673600, 21943040, 27428800, 31347200, 43886080, 54857600, 109715200, 219430400]

約数ペア:

[(1, 219430400), (2, 109715200), (4, 54857600), (5, 43886080), (7, 31347200), (8, 27428800), (10, 21943040), (14, 15673600), (16, 13714400), (20, 10971520), (25, 8777216), (28, 7836800), (31, 7078400), (32, 6857200), (35, 6269440), (40, 5485760), (50, 4388608), (56, 3918400), (62, 3539200), (64, 3428600), (70, 3134720), (79, 2777600), (80, 2742880), (100, 2194304), (112, 1959200), (124, 1769600), (128, 1714300), (140, 1567360), (155, 1415680), (158, 1388800), (160, 1371440), (175, 1253888), (200, 1097152), (217, 1011200), (224, 979600), (248, 884800), (256, 857150), (280, 783680), (310, 707840), (316, 694400), (320, 685720), (350, 626944), (395, 555520), (400, 548576), (434, 505600), (448, 489800), (496, 442400), (512, 428575), (553, 396800), (560, 391840), (620, 353920), (632, 347200), (640, 342860), (700, 313472), (775, 283136), (790, 277760), (800, 274288), (868, 252800), (896, 244900), (992, 221200), (1085, 202240), (1106, 198400), (1120, 195920), (1240, 176960), (1264, 173600), (1280, 171430), (1400, 156736), (1550, 141568), (1580, 138880), (1600, 137144), (1736, 126400), (1792, 122450), (1975, 111104), (1984, 110600), (2170, 101120), (2212, 99200), (2240, 97960), (2449, 89600), (2480, 88480), (2528, 86800), (2560, 85715), (2765, 79360), (2800, 78368), (3100, 70784), (3160, 69440), (3200, 68572), (3472, 63200), (3584, 61225), (3950, 55552), (3968, 55300), (4340, 50560), (4424, 49600), (4480, 48980), (4898, 44800), (4960, 44240), (5056, 43400), (5425, 40448), (5530, 39680), (5600, 39184), (6200, 35392), (6320, 34720), (6400, 34286), (6944, 31600), (7900, 27776), (7936, 27650), (8680, 25280), (8848, 24800), (8960, 24490), (9796, 22400), (9920, 22120), (10112, 21700), (10850, 20224), (11060, 19840), (11200, 19592), (12245, 17920), (12400, 17696), (12640, 17360), (12800, 17143), (13825, 15872), (13888, 15800)]