72220680

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{233}}^1$

素因数の和:301

約数の個数: 256

約数和(自身を含む): 283046400

約数和(自身を除く): 210825720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 41, 42, 45, 54, 56, 60, 63, 70, 72, 82, 84, 90, 105, 108, 120, 123, 126, 135, 140, 164, 168, 180, 189, 205, 210, 216, 233, 246, 252, 270, 280, 287, 315, 328, 360, 369, 378, 410, 420, 466, 492, 504, 540, 574, 615, 630, 699, 738, 756, 820, 840, 861, 932, 945, 984, 1080, 1107, 1148, 1165, 1230, 1260, 1398, 1435, 1476, 1512, 1631, 1640, 1722, 1845, 1864, 1890, 2097, 2214, 2296, 2330, 2460, 2520, 2583, 2796, 2870, 2952, 3262, 3444, 3495, 3690, 3780, 4194, 4305, 4428, 4660, 4893, 4920, 5166, 5535, 5592, 5740, 6291, 6524, 6888, 6990, 7380, 7560, 7749, 8155, 8388, 8610, 8856, 9320, 9553, 9786, 10332, 10485, 11070, 11480, 12582, 12915, 13048, 13980, 14679, 14760, 15498, 16310, 16776, 17220, 19106, 19572, 20664, 20970, 22140, 24465, 25164, 25830, 27960, 28659, 29358, 30996, 31455, 32620, 34440, 38212, 38745, 39144, 41940, 44037, 44280, 47765, 48930, 50328, 51660, 57318, 58716, 61992, 62910, 65240, 66871, 73395, 76424, 77490, 83880, 85977, 88074, 95530, 97860, 103320, 114636, 117432, 125820, 133742, 143295, 146790, 154980, 171954, 176148, 191060, 195720, 200613, 220185, 229272, 251640, 257931, 267484, 286590, 293580, 309960, 334355, 343908, 352296, 382120, 401226, 429885, 440370, 515862, 534968, 573180, 587160, 601839, 668710, 687816, 802452, 859770, 880740, 1003065, 1031724, 1146360, 1203678, 1289655, 1337420, 1604904, 1719540, 1761480, 1805517, 2006130, 2063448, 2407356, 2579310, 2674840, 3009195, 3439080, 3611034, 4012260, 4814712, 5158620, 6018390, 7222068, 8024520, 9027585, 10317240, 12036780, 14444136, 18055170, 24073560, 36110340, 72220680]

約数ペア:

[(1, 72220680), (2, 36110340), (3, 24073560), (4, 18055170), (5, 14444136), (6, 12036780), (7, 10317240), (8, 9027585), (9, 8024520), (10, 7222068), (12, 6018390), (14, 5158620), (15, 4814712), (18, 4012260), (20, 3611034), (21, 3439080), (24, 3009195), (27, 2674840), (28, 2579310), (30, 2407356), (35, 2063448), (36, 2006130), (40, 1805517), (41, 1761480), (42, 1719540), (45, 1604904), (54, 1337420), (56, 1289655), (60, 1203678), (63, 1146360), (70, 1031724), (72, 1003065), (82, 880740), (84, 859770), (90, 802452), (105, 687816), (108, 668710), (120, 601839), (123, 587160), (126, 573180), (135, 534968), (140, 515862), (164, 440370), (168, 429885), (180, 401226), (189, 382120), (205, 352296), (210, 343908), (216, 334355), (233, 309960), (246, 293580), (252, 286590), (270, 267484), (280, 257931), (287, 251640), (315, 229272), (328, 220185), (360, 200613), (369, 195720), (378, 191060), (410, 176148), (420, 171954), (466, 154980), (492, 146790), (504, 143295), (540, 133742), (574, 125820), (615, 117432), (630, 114636), (699, 103320), (738, 97860), (756, 95530), (820, 88074), (840, 85977), (861, 83880), (932, 77490), (945, 76424), (984, 73395), (1080, 66871), (1107, 65240), (1148, 62910), (1165, 61992), (1230, 58716), (1260, 57318), (1398, 51660), (1435, 50328), (1476, 48930), (1512, 47765), (1631, 44280), (1640, 44037), (1722, 41940), (1845, 39144), (1864, 38745), (1890, 38212), (2097, 34440), (2214, 32620), (2296, 31455), (2330, 30996), (2460, 29358), (2520, 28659), (2583, 27960), (2796, 25830), (2870, 25164), (2952, 24465), (3262, 22140), (3444, 20970), (3495, 20664), (3690, 19572), (3780, 19106), (4194, 17220), (4305, 16776), (4428, 16310), (4660, 15498), (4893, 14760), (4920, 14679), (5166, 13980), (5535, 13048), (5592, 12915), (5740, 12582), (6291, 11480), (6524, 11070), (6888, 10485), (6990, 10332), (7380, 9786), (7560, 9553), (7749, 9320), (8155, 8856), (8388, 8610)]