239901960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{5113}}^1$

素因数の和:5167

約数の個数: 128

約数和(自身を含む): 795329280

約数和(自身を除く): 555427320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 23, 24, 30, 34, 40, 46, 51, 60, 68, 69, 85, 92, 102, 115, 120, 136, 138, 170, 184, 204, 230, 255, 276, 340, 345, 391, 408, 460, 510, 552, 680, 690, 782, 920, 1020, 1173, 1380, 1564, 1955, 2040, 2346, 2760, 3128, 3910, 4692, 5113, 5865, 7820, 9384, 10226, 11730, 15339, 15640, 20452, 23460, 25565, 30678, 40904, 46920, 51130, 61356, 76695, 86921, 102260, 117599, 122712, 153390, 173842, 204520, 235198, 260763, 306780, 347684, 352797, 434605, 470396, 521526, 587995, 613560, 695368, 705594, 869210, 940792, 1043052, 1175990, 1303815, 1411188, 1738420, 1763985, 1999183, 2086104, 2351980, 2607630, 2822376, 3476840, 3527970, 3998366, 4703960, 5215260, 5997549, 7055940, 7996732, 9995915, 10430520, 11995098, 14111880, 15993464, 19991830, 23990196, 29987745, 39983660, 47980392, 59975490, 79967320, 119950980, 239901960]

約数ペア:

[(1, 239901960), (2, 119950980), (3, 79967320), (4, 59975490), (5, 47980392), (6, 39983660), (8, 29987745), (10, 23990196), (12, 19991830), (15, 15993464), (17, 14111880), (20, 11995098), (23, 10430520), (24, 9995915), (30, 7996732), (34, 7055940), (40, 5997549), (46, 5215260), (51, 4703960), (60, 3998366), (68, 3527970), (69, 3476840), (85, 2822376), (92, 2607630), (102, 2351980), (115, 2086104), (120, 1999183), (136, 1763985), (138, 1738420), (170, 1411188), (184, 1303815), (204, 1175990), (230, 1043052), (255, 940792), (276, 869210), (340, 705594), (345, 695368), (391, 613560), (408, 587995), (460, 521526), (510, 470396), (552, 434605), (680, 352797), (690, 347684), (782, 306780), (920, 260763), (1020, 235198), (1173, 204520), (1380, 173842), (1564, 153390), (1955, 122712), (2040, 117599), (2346, 102260), (2760, 86921), (3128, 76695), (3910, 61356), (4692, 51130), (5113, 46920), (5865, 40904), (7820, 30678), (9384, 25565), (10226, 23460), (11730, 20452), (15339, 15640)]