73167780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{607}}^1$

素因数の和:674

約数の個数: 144

約数和(自身を含む): 244532736

約数和(自身を除く): 171364956

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 41, 42, 49, 60, 70, 82, 84, 98, 105, 123, 140, 147, 164, 196, 205, 210, 245, 246, 287, 294, 410, 420, 490, 492, 574, 588, 607, 615, 735, 820, 861, 980, 1148, 1214, 1230, 1435, 1470, 1722, 1821, 2009, 2428, 2460, 2870, 2940, 3035, 3444, 3642, 4018, 4249, 4305, 5740, 6027, 6070, 7284, 8036, 8498, 8610, 9105, 10045, 12054, 12140, 12747, 16996, 17220, 18210, 20090, 21245, 24108, 24887, 25494, 29743, 30135, 36420, 40180, 42490, 49774, 50988, 59486, 60270, 63735, 74661, 84980, 89229, 99548, 118972, 120540, 124435, 127470, 148715, 149322, 174209, 178458, 248870, 254940, 297430, 298644, 348418, 356916, 373305, 446145, 497740, 522627, 594860, 696836, 746610, 871045, 892290, 1045254, 1219463, 1493220, 1742090, 1784580, 2090508, 2438926, 2613135, 3484180, 3658389, 4877852, 5226270, 6097315, 7316778, 10452540, 12194630, 14633556, 18291945, 24389260, 36583890, 73167780]

約数ペア:

[(1, 73167780), (2, 36583890), (3, 24389260), (4, 18291945), (5, 14633556), (6, 12194630), (7, 10452540), (10, 7316778), (12, 6097315), (14, 5226270), (15, 4877852), (20, 3658389), (21, 3484180), (28, 2613135), (30, 2438926), (35, 2090508), (41, 1784580), (42, 1742090), (49, 1493220), (60, 1219463), (70, 1045254), (82, 892290), (84, 871045), (98, 746610), (105, 696836), (123, 594860), (140, 522627), (147, 497740), (164, 446145), (196, 373305), (205, 356916), (210, 348418), (245, 298644), (246, 297430), (287, 254940), (294, 248870), (410, 178458), (420, 174209), (490, 149322), (492, 148715), (574, 127470), (588, 124435), (607, 120540), (615, 118972), (735, 99548), (820, 89229), (861, 84980), (980, 74661), (1148, 63735), (1214, 60270), (1230, 59486), (1435, 50988), (1470, 49774), (1722, 42490), (1821, 40180), (2009, 36420), (2428, 30135), (2460, 29743), (2870, 25494), (2940, 24887), (3035, 24108), (3444, 21245), (3642, 20090), (4018, 18210), (4249, 17220), (4305, 16996), (5740, 12747), (6027, 12140), (6070, 12054), (7284, 10045), (8036, 9105), (8498, 8610)]