2021497600

素因数分解:

$2^8\times 5^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{443}}^1$

素因数の和:523

約数の個数: 216

約数和(自身を含む): 5401654272

約数和(自身を除く): 3380156672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 31, 32, 40, 46, 50, 62, 64, 80, 92, 100, 115, 124, 128, 155, 160, 184, 200, 230, 248, 256, 310, 320, 368, 400, 443, 460, 496, 575, 620, 640, 713, 736, 775, 800, 886, 920, 992, 1150, 1240, 1280, 1426, 1472, 1550, 1600, 1772, 1840, 1984, 2215, 2300, 2480, 2852, 2944, 3100, 3200, 3544, 3565, 3680, 3968, 4430, 4600, 4960, 5704, 5888, 6200, 6400, 7088, 7130, 7360, 7936, 8860, 9200, 9920, 10189, 11075, 11408, 12400, 13733, 14176, 14260, 14720, 17720, 17825, 18400, 19840, 20378, 22150, 22816, 24800, 27466, 28352, 28520, 29440, 35440, 35650, 36800, 39680, 40756, 44300, 45632, 49600, 50945, 54932, 56704, 57040, 68665, 70880, 71300, 73600, 81512, 88600, 91264, 99200, 101890, 109864, 113408, 114080, 137330, 141760, 142600, 147200, 163024, 177200, 182528, 198400, 203780, 219728, 228160, 254725, 274660, 283520, 285200, 315859, 326048, 343325, 354400, 407560, 439456, 456320, 509450, 549320, 567040, 570400, 631718, 652096, 686650, 708800, 815120, 878912, 912640, 1018900, 1098640, 1140800, 1263436, 1304192, 1373300, 1417600, 1579295, 1630240, 1757824, 2037800, 2197280, 2281600, 2526872, 2608384, 2746600, 2835200, 3158590, 3260480, 3515648, 4075600, 4394560, 4563200, 5053744, 5493200, 6317180, 6520960, 7896475, 8151200, 8789120, 10107488, 10986400, 12634360, 13041920, 15792950, 16302400, 17578240, 20214976, 21972800, 25268720, 31585900, 32604800, 40429952, 43945600, 50537440, 63171800, 65209600, 80859904, 87891200, 101074880, 126343600, 202149760, 252687200, 404299520, 505374400, 1010748800, 2021497600]

約数ペア:

[(1, 2021497600), (2, 1010748800), (4, 505374400), (5, 404299520), (8, 252687200), (10, 202149760), (16, 126343600), (20, 101074880), (23, 87891200), (25, 80859904), (31, 65209600), (32, 63171800), (40, 50537440), (46, 43945600), (50, 40429952), (62, 32604800), (64, 31585900), (80, 25268720), (92, 21972800), (100, 20214976), (115, 17578240), (124, 16302400), (128, 15792950), (155, 13041920), (160, 12634360), (184, 10986400), (200, 10107488), (230, 8789120), (248, 8151200), (256, 7896475), (310, 6520960), (320, 6317180), (368, 5493200), (400, 5053744), (443, 4563200), (460, 4394560), (496, 4075600), (575, 3515648), (620, 3260480), (640, 3158590), (713, 2835200), (736, 2746600), (775, 2608384), (800, 2526872), (886, 2281600), (920, 2197280), (992, 2037800), (1150, 1757824), (1240, 1630240), (1280, 1579295), (1426, 1417600), (1472, 1373300), (1550, 1304192), (1600, 1263436), (1772, 1140800), (1840, 1098640), (1984, 1018900), (2215, 912640), (2300, 878912), (2480, 815120), (2852, 708800), (2944, 686650), (3100, 652096), (3200, 631718), (3544, 570400), (3565, 567040), (3680, 549320), (3968, 509450), (4430, 456320), (4600, 439456), (4960, 407560), (5704, 354400), (5888, 343325), (6200, 326048), (6400, 315859), (7088, 285200), (7130, 283520), (7360, 274660), (7936, 254725), (8860, 228160), (9200, 219728), (9920, 203780), (10189, 198400), (11075, 182528), (11408, 177200), (12400, 163024), (13733, 147200), (14176, 142600), (14260, 141760), (14720, 137330), (17720, 114080), (17825, 113408), (18400, 109864), (19840, 101890), (20378, 99200), (22150, 91264), (22816, 88600), (24800, 81512), (27466, 73600), (28352, 71300), (28520, 70880), (29440, 68665), (35440, 57040), (35650, 56704), (36800, 54932), (39680, 50945), (40756, 49600), (44300, 45632)]