20551459440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{601}}^1\times {\mathrm{7499}}^1$

素因数の和:8135

約数の個数: 160

約数和(自身を含む): 67183200000

約数和(自身を除く): 46631740560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 601, 760, 912, 1140, 1202, 1520, 1803, 2280, 2404, 3005, 3606, 4560, 4808, 6010, 7212, 7499, 9015, 9616, 11419, 12020, 14424, 14998, 18030, 22497, 22838, 24040, 28848, 29996, 34257, 36060, 37495, 44994, 45676, 48080, 57095, 59992, 68514, 72120, 74990, 89988, 91352, 112485, 114190, 119984, 137028, 142481, 144240, 149980, 171285, 179976, 182704, 224970, 228380, 274056, 284962, 299960, 342570, 359952, 427443, 449940, 456760, 548112, 569924, 599920, 685140, 712405, 854886, 899880, 913520, 1139848, 1370280, 1424810, 1709772, 1799760, 2137215, 2279696, 2740560, 2849620, 3419544, 4274430, 4506899, 5699240, 6839088, 8548860, 9013798, 11398480, 13520697, 17097720, 18027596, 22534495, 27041394, 34195440, 36055192, 45068990, 54082788, 67603485, 72110384, 85631081, 90137980, 108165576, 135206970, 171262162, 180275960, 216331152, 256893243, 270413940, 342524324, 360551920, 428155405, 513786486, 540827880, 685048648, 856310810, 1027572972, 1081655760, 1284466215, 1370097296, 1712621620, 2055145944, 2568932430, 3425243240, 4110291888, 5137864860, 6850486480, 10275729720, 20551459440]

約数ペア:

[(1, 20551459440), (2, 10275729720), (3, 6850486480), (4, 5137864860), (5, 4110291888), (6, 3425243240), (8, 2568932430), (10, 2055145944), (12, 1712621620), (15, 1370097296), (16, 1284466215), (19, 1081655760), (20, 1027572972), (24, 856310810), (30, 685048648), (38, 540827880), (40, 513786486), (48, 428155405), (57, 360551920), (60, 342524324), (76, 270413940), (80, 256893243), (95, 216331152), (114, 180275960), (120, 171262162), (152, 135206970), (190, 108165576), (228, 90137980), (240, 85631081), (285, 72110384), (304, 67603485), (380, 54082788), (456, 45068990), (570, 36055192), (601, 34195440), (760, 27041394), (912, 22534495), (1140, 18027596), (1202, 17097720), (1520, 13520697), (1803, 11398480), (2280, 9013798), (2404, 8548860), (3005, 6839088), (3606, 5699240), (4560, 4506899), (4808, 4274430), (6010, 3419544), (7212, 2849620), (7499, 2740560), (9015, 2279696), (9616, 2137215), (11419, 1799760), (12020, 1709772), (14424, 1424810), (14998, 1370280), (18030, 1139848), (22497, 913520), (22838, 899880), (24040, 854886), (28848, 712405), (29996, 685140), (34257, 599920), (36060, 569924), (37495, 548112), (44994, 456760), (45676, 449940), (48080, 427443), (57095, 359952), (59992, 342570), (68514, 299960), (72120, 284962), (74990, 274056), (89988, 228380), (91352, 224970), (112485, 182704), (114190, 179976), (119984, 171285), (137028, 149980), (142481, 144240)]