28914840

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{653}}^1$

素因数の和:714

約数の個数: 128

約数和(自身を含む): 98884800

約数和(自身を除く): 69969960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 41, 45, 54, 60, 72, 82, 90, 108, 120, 123, 135, 164, 180, 205, 216, 246, 270, 328, 360, 369, 410, 492, 540, 615, 653, 738, 820, 984, 1080, 1107, 1230, 1306, 1476, 1640, 1845, 1959, 2214, 2460, 2612, 2952, 3265, 3690, 3918, 4428, 4920, 5224, 5535, 5877, 6530, 7380, 7836, 8856, 9795, 11070, 11754, 13060, 14760, 15672, 17631, 19590, 22140, 23508, 26120, 26773, 29385, 35262, 39180, 44280, 47016, 53546, 58770, 70524, 78360, 80319, 88155, 107092, 117540, 133865, 141048, 160638, 176310, 214184, 235080, 240957, 267730, 321276, 352620, 401595, 481914, 535460, 642552, 705240, 722871, 803190, 963828, 1070920, 1204785, 1445742, 1606380, 1927656, 2409570, 2891484, 3212760, 3614355, 4819140, 5782968, 7228710, 9638280, 14457420, 28914840]

約数ペア:

[(1, 28914840), (2, 14457420), (3, 9638280), (4, 7228710), (5, 5782968), (6, 4819140), (8, 3614355), (9, 3212760), (10, 2891484), (12, 2409570), (15, 1927656), (18, 1606380), (20, 1445742), (24, 1204785), (27, 1070920), (30, 963828), (36, 803190), (40, 722871), (41, 705240), (45, 642552), (54, 535460), (60, 481914), (72, 401595), (82, 352620), (90, 321276), (108, 267730), (120, 240957), (123, 235080), (135, 214184), (164, 176310), (180, 160638), (205, 141048), (216, 133865), (246, 117540), (270, 107092), (328, 88155), (360, 80319), (369, 78360), (410, 70524), (492, 58770), (540, 53546), (615, 47016), (653, 44280), (738, 39180), (820, 35262), (984, 29385), (1080, 26773), (1107, 26120), (1230, 23508), (1306, 22140), (1476, 19590), (1640, 17631), (1845, 15672), (1959, 14760), (2214, 13060), (2460, 11754), (2612, 11070), (2952, 9795), (3265, 8856), (3690, 7836), (3918, 7380), (4428, 6530), (4920, 5877), (5224, 5535)]