64437240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1871}}^1$

素因数の和:1933

約数の個数: 128

約数和(自身を含む): 226437120

約数和(自身を除く): 161999880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 41, 42, 56, 60, 70, 82, 84, 105, 120, 123, 140, 164, 168, 205, 210, 246, 280, 287, 328, 410, 420, 492, 574, 615, 820, 840, 861, 984, 1148, 1230, 1435, 1640, 1722, 1871, 2296, 2460, 2870, 3444, 3742, 4305, 4920, 5613, 5740, 6888, 7484, 8610, 9355, 11226, 11480, 13097, 14968, 17220, 18710, 22452, 26194, 28065, 34440, 37420, 39291, 44904, 52388, 56130, 65485, 74840, 76711, 78582, 104776, 112260, 130970, 153422, 157164, 196455, 224520, 230133, 261940, 306844, 314328, 383555, 392910, 460266, 523880, 536977, 613688, 767110, 785820, 920532, 1073954, 1150665, 1534220, 1571640, 1610931, 1841064, 2147908, 2301330, 2684885, 3068440, 3221862, 4295816, 4602660, 5369770, 6443724, 8054655, 9205320, 10739540, 12887448, 16109310, 21479080, 32218620, 64437240]

約数ペア:

[(1, 64437240), (2, 32218620), (3, 21479080), (4, 16109310), (5, 12887448), (6, 10739540), (7, 9205320), (8, 8054655), (10, 6443724), (12, 5369770), (14, 4602660), (15, 4295816), (20, 3221862), (21, 3068440), (24, 2684885), (28, 2301330), (30, 2147908), (35, 1841064), (40, 1610931), (41, 1571640), (42, 1534220), (56, 1150665), (60, 1073954), (70, 920532), (82, 785820), (84, 767110), (105, 613688), (120, 536977), (123, 523880), (140, 460266), (164, 392910), (168, 383555), (205, 314328), (210, 306844), (246, 261940), (280, 230133), (287, 224520), (328, 196455), (410, 157164), (420, 153422), (492, 130970), (574, 112260), (615, 104776), (820, 78582), (840, 76711), (861, 74840), (984, 65485), (1148, 56130), (1230, 52388), (1435, 44904), (1640, 39291), (1722, 37420), (1871, 34440), (2296, 28065), (2460, 26194), (2870, 22452), (3444, 18710), (3742, 17220), (4305, 14968), (4920, 13097), (5613, 11480), (5740, 11226), (6888, 9355), (7484, 8610)]