71021790

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1427}}^1$

素因数の和:1526

約数の個数: 96

約数和(自身を含む): 213857280

約数和(自身を除く): 142835490

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 79, 90, 105, 126, 158, 210, 237, 315, 395, 474, 553, 630, 711, 790, 1106, 1185, 1422, 1427, 1659, 2370, 2765, 2854, 3318, 3555, 4281, 4977, 5530, 7110, 7135, 8295, 8562, 9954, 9989, 12843, 14270, 16590, 19978, 21405, 24885, 25686, 29967, 42810, 49770, 49945, 59934, 64215, 89901, 99890, 112733, 128430, 149835, 179802, 225466, 299670, 338199, 449505, 563665, 676398, 789131, 899010, 1014597, 1127330, 1578262, 1690995, 2029194, 2367393, 3381990, 3945655, 4734786, 5072985, 7102179, 7891310, 10145970, 11836965, 14204358, 23673930, 35510895, 71021790]

約数ペア:

[(1, 71021790), (2, 35510895), (3, 23673930), (5, 14204358), (6, 11836965), (7, 10145970), (9, 7891310), (10, 7102179), (14, 5072985), (15, 4734786), (18, 3945655), (21, 3381990), (30, 2367393), (35, 2029194), (42, 1690995), (45, 1578262), (63, 1127330), (70, 1014597), (79, 899010), (90, 789131), (105, 676398), (126, 563665), (158, 449505), (210, 338199), (237, 299670), (315, 225466), (395, 179802), (474, 149835), (553, 128430), (630, 112733), (711, 99890), (790, 89901), (1106, 64215), (1185, 59934), (1422, 49945), (1427, 49770), (1659, 42810), (2370, 29967), (2765, 25686), (2854, 24885), (3318, 21405), (3555, 19978), (4281, 16590), (4977, 14270), (5530, 12843), (7110, 9989), (7135, 9954), (8295, 8562)]