280029200

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2053}}^1$

素因数の和:2113

約数の個数: 120

約数和(自身を含む): 757975296

約数和(自身を除く): 477946096

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 31, 40, 44, 50, 55, 62, 80, 88, 100, 110, 124, 155, 176, 200, 220, 248, 275, 310, 341, 400, 440, 496, 550, 620, 682, 775, 880, 1100, 1240, 1364, 1550, 1705, 2053, 2200, 2480, 2728, 3100, 3410, 4106, 4400, 5456, 6200, 6820, 8212, 8525, 10265, 12400, 13640, 16424, 17050, 20530, 22583, 27280, 32848, 34100, 41060, 45166, 51325, 63643, 68200, 82120, 90332, 102650, 112915, 127286, 136400, 164240, 180664, 205300, 225830, 254572, 318215, 361328, 410600, 451660, 509144, 564575, 636430, 700073, 821200, 903320, 1018288, 1129150, 1272860, 1400146, 1591075, 1806640, 2258300, 2545720, 2800292, 3182150, 3500365, 4516600, 5091440, 5600584, 6364300, 7000730, 9033200, 11201168, 12728600, 14001460, 17501825, 25457200, 28002920, 35003650, 56005840, 70007300, 140014600, 280029200]

約数ペア:

[(1, 280029200), (2, 140014600), (4, 70007300), (5, 56005840), (8, 35003650), (10, 28002920), (11, 25457200), (16, 17501825), (20, 14001460), (22, 12728600), (25, 11201168), (31, 9033200), (40, 7000730), (44, 6364300), (50, 5600584), (55, 5091440), (62, 4516600), (80, 3500365), (88, 3182150), (100, 2800292), (110, 2545720), (124, 2258300), (155, 1806640), (176, 1591075), (200, 1400146), (220, 1272860), (248, 1129150), (275, 1018288), (310, 903320), (341, 821200), (400, 700073), (440, 636430), (496, 564575), (550, 509144), (620, 451660), (682, 410600), (775, 361328), (880, 318215), (1100, 254572), (1240, 225830), (1364, 205300), (1550, 180664), (1705, 164240), (2053, 136400), (2200, 127286), (2480, 112915), (2728, 102650), (3100, 90332), (3410, 82120), (4106, 68200), (4400, 63643), (5456, 51325), (6200, 45166), (6820, 41060), (8212, 34100), (8525, 32848), (10265, 27280), (12400, 22583), (13640, 20530), (16424, 17050)]