77817740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^3\times {\mathrm{23}}^1$

素因数の和:89

約数の個数: 192

約数和(自身を含む): 230307840

約数和(自身を除く): 152490100

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 23, 26, 28, 35, 44, 46, 52, 55, 65, 70, 77, 91, 92, 110, 115, 130, 140, 143, 154, 161, 169, 182, 220, 230, 253, 260, 286, 299, 308, 322, 338, 364, 385, 455, 460, 506, 572, 598, 644, 676, 715, 770, 805, 845, 910, 1001, 1012, 1183, 1196, 1265, 1430, 1495, 1540, 1610, 1690, 1771, 1820, 1859, 2002, 2093, 2197, 2366, 2530, 2860, 2990, 3220, 3289, 3380, 3542, 3718, 3887, 4004, 4186, 4394, 4732, 5005, 5060, 5915, 5980, 6578, 7084, 7436, 7774, 8372, 8788, 8855, 9295, 10010, 10465, 10985, 11830, 13013, 13156, 15379, 15548, 16445, 17710, 18590, 19435, 20020, 20930, 21970, 23023, 23660, 24167, 26026, 27209, 30758, 32890, 35420, 37180, 38870, 41860, 42757, 43940, 46046, 48334, 50531, 52052, 54418, 61516, 65065, 65780, 76895, 77740, 85514, 92092, 96668, 101062, 108836, 115115, 120835, 130130, 136045, 153790, 169169, 171028, 202124, 213785, 230230, 241670, 252655, 260260, 272090, 299299, 307580, 338338, 353717, 427570, 460460, 483340, 505310, 544180, 555841, 598598, 676676, 707434, 845845, 855140, 1010620, 1111682, 1197196, 1414868, 1496495, 1691690, 1768585, 2223364, 2779205, 2992990, 3383380, 3537170, 3890887, 5558410, 5985980, 7074340, 7781774, 11116820, 15563548, 19454435, 38908870, 77817740]

約数ペア:

[(1, 77817740), (2, 38908870), (4, 19454435), (5, 15563548), (7, 11116820), (10, 7781774), (11, 7074340), (13, 5985980), (14, 5558410), (20, 3890887), (22, 3537170), (23, 3383380), (26, 2992990), (28, 2779205), (35, 2223364), (44, 1768585), (46, 1691690), (52, 1496495), (55, 1414868), (65, 1197196), (70, 1111682), (77, 1010620), (91, 855140), (92, 845845), (110, 707434), (115, 676676), (130, 598598), (140, 555841), (143, 544180), (154, 505310), (161, 483340), (169, 460460), (182, 427570), (220, 353717), (230, 338338), (253, 307580), (260, 299299), (286, 272090), (299, 260260), (308, 252655), (322, 241670), (338, 230230), (364, 213785), (385, 202124), (455, 171028), (460, 169169), (506, 153790), (572, 136045), (598, 130130), (644, 120835), (676, 115115), (715, 108836), (770, 101062), (805, 96668), (845, 92092), (910, 85514), (1001, 77740), (1012, 76895), (1183, 65780), (1196, 65065), (1265, 61516), (1430, 54418), (1495, 52052), (1540, 50531), (1610, 48334), (1690, 46046), (1771, 43940), (1820, 42757), (1859, 41860), (2002, 38870), (2093, 37180), (2197, 35420), (2366, 32890), (2530, 30758), (2860, 27209), (2990, 26026), (3220, 24167), (3289, 23660), (3380, 23023), (3542, 21970), (3718, 20930), (3887, 20020), (4004, 19435), (4186, 18590), (4394, 17710), (4732, 16445), (5005, 15548), (5060, 15379), (5915, 13156), (5980, 13013), (6578, 11830), (7084, 10985), (7436, 10465), (7774, 10010), (8372, 9295), (8788, 8855)]