39989880

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{2267}}^1$

素因数の和:2298

約数の個数: 144

約数和(自身を含む): 151252920

約数和(自身を除く): 111263040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 588, 630, 735, 840, 882, 980, 1176, 1260, 1470, 1764, 1960, 2205, 2267, 2520, 2940, 3528, 4410, 4534, 5880, 6801, 8820, 9068, 11335, 13602, 15869, 17640, 18136, 20403, 22670, 27204, 31738, 34005, 40806, 45340, 47607, 54408, 63476, 68010, 79345, 81612, 90680, 95214, 102015, 111083, 126952, 136020, 142821, 158690, 163224, 190428, 204030, 222166, 238035, 272040, 285642, 317380, 333249, 380856, 408060, 444332, 476070, 555415, 571284, 634760, 666498, 714105, 816120, 888664, 952140, 999747, 1110830, 1142568, 1332996, 1428210, 1666245, 1904280, 1999494, 2221660, 2665992, 2856420, 3332490, 3998988, 4443320, 4998735, 5712840, 6664980, 7997976, 9997470, 13329960, 19994940, 39989880]

約数ペア:

[(1, 39989880), (2, 19994940), (3, 13329960), (4, 9997470), (5, 7997976), (6, 6664980), (7, 5712840), (8, 4998735), (9, 4443320), (10, 3998988), (12, 3332490), (14, 2856420), (15, 2665992), (18, 2221660), (20, 1999494), (21, 1904280), (24, 1666245), (28, 1428210), (30, 1332996), (35, 1142568), (36, 1110830), (40, 999747), (42, 952140), (45, 888664), (49, 816120), (56, 714105), (60, 666498), (63, 634760), (70, 571284), (72, 555415), (84, 476070), (90, 444332), (98, 408060), (105, 380856), (120, 333249), (126, 317380), (140, 285642), (147, 272040), (168, 238035), (180, 222166), (196, 204030), (210, 190428), (245, 163224), (252, 158690), (280, 142821), (294, 136020), (315, 126952), (360, 111083), (392, 102015), (420, 95214), (441, 90680), (490, 81612), (504, 79345), (588, 68010), (630, 63476), (735, 54408), (840, 47607), (882, 45340), (980, 40806), (1176, 34005), (1260, 31738), (1470, 27204), (1764, 22670), (1960, 20403), (2205, 18136), (2267, 17640), (2520, 15869), (2940, 13602), (3528, 11335), (4410, 9068), (4534, 8820), (5880, 6801)]