771637120

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:181

約数の個数: 256

約数和(自身を含む): 2115072000

約数和(自身を除く): 1343434880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 31, 32, 38, 40, 46, 62, 64, 76, 80, 89, 92, 95, 115, 124, 128, 152, 155, 160, 178, 184, 190, 230, 248, 304, 310, 320, 356, 368, 380, 437, 445, 460, 496, 589, 608, 620, 640, 712, 713, 736, 760, 874, 890, 920, 992, 1178, 1216, 1240, 1424, 1426, 1472, 1520, 1691, 1748, 1780, 1840, 1984, 2047, 2185, 2356, 2432, 2480, 2759, 2848, 2852, 2944, 2945, 3040, 3382, 3496, 3560, 3565, 3680, 3968, 4094, 4370, 4712, 4960, 5518, 5696, 5704, 5890, 6080, 6764, 6992, 7120, 7130, 7360, 8188, 8455, 8740, 9424, 9920, 10235, 11036, 11392, 11408, 11780, 12160, 13528, 13547, 13795, 13984, 14240, 14260, 14720, 16376, 16910, 17480, 18848, 19840, 20470, 22072, 22816, 23560, 27056, 27094, 27590, 27968, 28480, 28520, 32752, 33820, 34960, 37696, 38893, 40940, 44144, 45632, 47120, 52421, 54112, 54188, 55180, 55936, 56960, 57040, 63457, 65504, 67640, 67735, 69920, 75392, 77786, 81880, 88288, 91264, 94240, 104842, 108224, 108376, 110360, 114080, 126914, 131008, 135280, 135470, 139840, 155572, 163760, 176576, 188480, 194465, 209684, 216448, 216752, 220720, 228160, 253828, 262016, 262105, 270560, 270940, 279680, 311144, 317285, 327520, 353152, 376960, 388930, 419368, 433504, 441440, 456320, 507656, 524210, 541120, 541880, 622288, 634570, 655040, 777860, 838736, 867008, 882880, 1015312, 1048420, 1082240, 1083760, 1205683, 1244576, 1269140, 1310080, 1555720, 1677472, 1734016, 1765760, 2030624, 2096840, 2167520, 2411366, 2489152, 2538280, 3111440, 3354944, 4061248, 4193680, 4335040, 4822732, 4978304, 5076560, 6028415, 6222880, 6709888, 8122496, 8387360, 8670080, 9645464, 10153120, 12056830, 12445760, 16774720, 19290928, 20306240, 24113660, 24891520, 33549440, 38581856, 40612480, 48227320, 77163712, 96454640, 154327424, 192909280, 385818560, 771637120]

約数ペア:

[(1, 771637120), (2, 385818560), (4, 192909280), (5, 154327424), (8, 96454640), (10, 77163712), (16, 48227320), (19, 40612480), (20, 38581856), (23, 33549440), (31, 24891520), (32, 24113660), (38, 20306240), (40, 19290928), (46, 16774720), (62, 12445760), (64, 12056830), (76, 10153120), (80, 9645464), (89, 8670080), (92, 8387360), (95, 8122496), (115, 6709888), (124, 6222880), (128, 6028415), (152, 5076560), (155, 4978304), (160, 4822732), (178, 4335040), (184, 4193680), (190, 4061248), (230, 3354944), (248, 3111440), (304, 2538280), (310, 2489152), (320, 2411366), (356, 2167520), (368, 2096840), (380, 2030624), (437, 1765760), (445, 1734016), (460, 1677472), (496, 1555720), (589, 1310080), (608, 1269140), (620, 1244576), (640, 1205683), (712, 1083760), (713, 1082240), (736, 1048420), (760, 1015312), (874, 882880), (890, 867008), (920, 838736), (992, 777860), (1178, 655040), (1216, 634570), (1240, 622288), (1424, 541880), (1426, 541120), (1472, 524210), (1520, 507656), (1691, 456320), (1748, 441440), (1780, 433504), (1840, 419368), (1984, 388930), (2047, 376960), (2185, 353152), (2356, 327520), (2432, 317285), (2480, 311144), (2759, 279680), (2848, 270940), (2852, 270560), (2944, 262105), (2945, 262016), (3040, 253828), (3382, 228160), (3496, 220720), (3560, 216752), (3565, 216448), (3680, 209684), (3968, 194465), (4094, 188480), (4370, 176576), (4712, 163760), (4960, 155572), (5518, 139840), (5696, 135470), (5704, 135280), (5890, 131008), (6080, 126914), (6764, 114080), (6992, 110360), (7120, 108376), (7130, 108224), (7360, 104842), (8188, 94240), (8455, 91264), (8740, 88288), (9424, 81880), (9920, 77786), (10235, 75392), (11036, 69920), (11392, 67735), (11408, 67640), (11780, 65504), (12160, 63457), (13528, 57040), (13547, 56960), (13795, 55936), (13984, 55180), (14240, 54188), (14260, 54112), (14720, 52421), (16376, 47120), (16910, 45632), (17480, 44144), (18848, 40940), (19840, 38893), (20470, 37696), (22072, 34960), (22816, 33820), (23560, 32752), (27056, 28520), (27094, 28480), (27590, 27968)]