989143040

素因数分解:

$2^{13}\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:122

約数の個数: 224

約数和(自身を含む): 2642250240

約数和(自身を除く): 1653107200

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 41, 62, 64, 76, 80, 82, 95, 124, 128, 152, 155, 160, 164, 190, 205, 248, 256, 304, 310, 320, 328, 380, 410, 496, 512, 589, 608, 620, 640, 656, 760, 779, 820, 992, 1024, 1178, 1216, 1240, 1271, 1280, 1312, 1520, 1558, 1640, 1984, 2048, 2356, 2432, 2480, 2542, 2560, 2624, 2945, 3040, 3116, 3280, 3895, 3968, 4096, 4712, 4864, 4960, 5084, 5120, 5248, 5890, 6080, 6232, 6355, 6560, 7790, 7936, 8192, 9424, 9728, 9920, 10168, 10240, 10496, 11780, 12160, 12464, 12710, 13120, 15580, 15872, 18848, 19456, 19840, 20336, 20480, 20992, 23560, 24149, 24320, 24928, 25420, 26240, 31160, 31744, 37696, 38912, 39680, 40672, 40960, 41984, 47120, 48298, 48640, 49856, 50840, 52480, 62320, 63488, 75392, 77824, 79360, 81344, 83968, 94240, 96596, 97280, 99712, 101680, 104960, 120745, 124640, 126976, 150784, 155648, 158720, 162688, 167936, 188480, 193192, 194560, 199424, 203360, 209920, 241490, 249280, 253952, 301568, 317440, 325376, 335872, 376960, 386384, 389120, 398848, 406720, 419840, 482980, 498560, 603136, 634880, 650752, 753920, 772768, 778240, 797696, 813440, 839680, 965960, 997120, 1206272, 1269760, 1301504, 1507840, 1545536, 1595392, 1626880, 1679360, 1931920, 1994240, 2412544, 2603008, 3015680, 3091072, 3190784, 3253760, 3863840, 3988480, 4825088, 5206016, 6031360, 6182144, 6381568, 6507520, 7727680, 7976960, 10412032, 12062720, 12364288, 13015040, 15455360, 15953920, 24125440, 24728576, 26030080, 30910720, 31907840, 49457152, 52060160, 61821440, 98914304, 123642880, 197828608, 247285760, 494571520, 989143040]

約数ペア:

[(1, 989143040), (2, 494571520), (4, 247285760), (5, 197828608), (8, 123642880), (10, 98914304), (16, 61821440), (19, 52060160), (20, 49457152), (31, 31907840), (32, 30910720), (38, 26030080), (40, 24728576), (41, 24125440), (62, 15953920), (64, 15455360), (76, 13015040), (80, 12364288), (82, 12062720), (95, 10412032), (124, 7976960), (128, 7727680), (152, 6507520), (155, 6381568), (160, 6182144), (164, 6031360), (190, 5206016), (205, 4825088), (248, 3988480), (256, 3863840), (304, 3253760), (310, 3190784), (320, 3091072), (328, 3015680), (380, 2603008), (410, 2412544), (496, 1994240), (512, 1931920), (589, 1679360), (608, 1626880), (620, 1595392), (640, 1545536), (656, 1507840), (760, 1301504), (779, 1269760), (820, 1206272), (992, 997120), (1024, 965960), (1178, 839680), (1216, 813440), (1240, 797696), (1271, 778240), (1280, 772768), (1312, 753920), (1520, 650752), (1558, 634880), (1640, 603136), (1984, 498560), (2048, 482980), (2356, 419840), (2432, 406720), (2480, 398848), (2542, 389120), (2560, 386384), (2624, 376960), (2945, 335872), (3040, 325376), (3116, 317440), (3280, 301568), (3895, 253952), (3968, 249280), (4096, 241490), (4712, 209920), (4864, 203360), (4960, 199424), (5084, 194560), (5120, 193192), (5248, 188480), (5890, 167936), (6080, 162688), (6232, 158720), (6355, 155648), (6560, 150784), (7790, 126976), (7936, 124640), (8192, 120745), (9424, 104960), (9728, 101680), (9920, 99712), (10168, 97280), (10240, 96596), (10496, 94240), (11780, 83968), (12160, 81344), (12464, 79360), (12710, 77824), (13120, 75392), (15580, 63488), (15872, 62320), (18848, 52480), (19456, 50840), (19840, 49856), (20336, 48640), (20480, 48298), (20992, 47120), (23560, 41984), (24149, 40960), (24320, 40672), (24928, 39680), (25420, 38912), (26240, 37696), (31160, 31744)]