87945144

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1$

素因数の和:261

約数の個数: 128

約数和(自身を含む): 260858880

約数和(自身を除く): 172913736

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 71, 73, 84, 101, 142, 146, 168, 202, 213, 219, 284, 292, 303, 404, 426, 438, 497, 511, 568, 584, 606, 707, 808, 852, 876, 994, 1022, 1212, 1414, 1491, 1533, 1704, 1752, 1988, 2044, 2121, 2424, 2828, 2982, 3066, 3976, 4088, 4242, 5183, 5656, 5964, 6132, 7171, 7373, 8484, 10366, 11928, 12264, 14342, 14746, 15549, 16968, 20732, 21513, 22119, 28684, 29492, 31098, 36281, 41464, 43026, 44238, 50197, 51611, 57368, 58984, 62196, 72562, 86052, 88476, 100394, 103222, 108843, 124392, 145124, 150591, 154833, 172104, 176952, 200788, 206444, 217686, 290248, 301182, 309666, 401576, 412888, 435372, 523483, 602364, 619332, 870744, 1046966, 1204728, 1238664, 1570449, 2093932, 3140898, 3664381, 4187864, 6281796, 7328762, 10993143, 12563592, 14657524, 21986286, 29315048, 43972572, 87945144]

約数ペア:

[(1, 87945144), (2, 43972572), (3, 29315048), (4, 21986286), (6, 14657524), (7, 12563592), (8, 10993143), (12, 7328762), (14, 6281796), (21, 4187864), (24, 3664381), (28, 3140898), (42, 2093932), (56, 1570449), (71, 1238664), (73, 1204728), (84, 1046966), (101, 870744), (142, 619332), (146, 602364), (168, 523483), (202, 435372), (213, 412888), (219, 401576), (284, 309666), (292, 301182), (303, 290248), (404, 217686), (426, 206444), (438, 200788), (497, 176952), (511, 172104), (568, 154833), (584, 150591), (606, 145124), (707, 124392), (808, 108843), (852, 103222), (876, 100394), (994, 88476), (1022, 86052), (1212, 72562), (1414, 62196), (1491, 58984), (1533, 57368), (1704, 51611), (1752, 50197), (1988, 44238), (2044, 43026), (2121, 41464), (2424, 36281), (2828, 31098), (2982, 29492), (3066, 28684), (3976, 22119), (4088, 21513), (4242, 20732), (5183, 16968), (5656, 15549), (5964, 14746), (6132, 14342), (7171, 12264), (7373, 11928), (8484, 10366)]