765765840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{4513}}^1$

素因数の和:4637

約数の個数: 160

約数和(自身を含む): 2740467456

約数和(自身を除く): 1974701616

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 101, 105, 112, 120, 140, 168, 202, 210, 240, 280, 303, 336, 404, 420, 505, 560, 606, 707, 808, 840, 1010, 1212, 1414, 1515, 1616, 1680, 2020, 2121, 2424, 2828, 3030, 3535, 4040, 4242, 4513, 4848, 5656, 6060, 7070, 8080, 8484, 9026, 10605, 11312, 12120, 13539, 14140, 16968, 18052, 21210, 22565, 24240, 27078, 28280, 31591, 33936, 36104, 42420, 45130, 54156, 56560, 63182, 67695, 72208, 84840, 90260, 94773, 108312, 126364, 135390, 157955, 169680, 180520, 189546, 216624, 252728, 270780, 315910, 361040, 379092, 455813, 473865, 505456, 541560, 631820, 758184, 911626, 947730, 1083120, 1263640, 1367439, 1516368, 1823252, 1895460, 2279065, 2527280, 2734878, 3190691, 3646504, 3790920, 4558130, 5469756, 6381382, 6837195, 7293008, 7581840, 9116260, 9572073, 10939512, 12762764, 13674390, 15953455, 18232520, 19144146, 21879024, 25525528, 27348780, 31906910, 36465040, 38288292, 47860365, 51051056, 54697560, 63813820, 76576584, 95720730, 109395120, 127627640, 153153168, 191441460, 255255280, 382882920, 765765840]

約数ペア:

[(1, 765765840), (2, 382882920), (3, 255255280), (4, 191441460), (5, 153153168), (6, 127627640), (7, 109395120), (8, 95720730), (10, 76576584), (12, 63813820), (14, 54697560), (15, 51051056), (16, 47860365), (20, 38288292), (21, 36465040), (24, 31906910), (28, 27348780), (30, 25525528), (35, 21879024), (40, 19144146), (42, 18232520), (48, 15953455), (56, 13674390), (60, 12762764), (70, 10939512), (80, 9572073), (84, 9116260), (101, 7581840), (105, 7293008), (112, 6837195), (120, 6381382), (140, 5469756), (168, 4558130), (202, 3790920), (210, 3646504), (240, 3190691), (280, 2734878), (303, 2527280), (336, 2279065), (404, 1895460), (420, 1823252), (505, 1516368), (560, 1367439), (606, 1263640), (707, 1083120), (808, 947730), (840, 911626), (1010, 758184), (1212, 631820), (1414, 541560), (1515, 505456), (1616, 473865), (1680, 455813), (2020, 379092), (2121, 361040), (2424, 315910), (2828, 270780), (3030, 252728), (3535, 216624), (4040, 189546), (4242, 180520), (4513, 169680), (4848, 157955), (5656, 135390), (6060, 126364), (7070, 108312), (8080, 94773), (8484, 90260), (9026, 84840), (10605, 72208), (11312, 67695), (12120, 63182), (13539, 56560), (14140, 54156), (16968, 45130), (18052, 42420), (21210, 36104), (22565, 33936), (24240, 31591), (27078, 28280)]