188994780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4751}}^1$

素因数の和:4796

約数の個数: 144

約数和(自身を含む): 653837184

約数和(自身を除く): 464842404

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 26, 30, 34, 36, 39, 45, 51, 52, 60, 65, 68, 78, 85, 90, 102, 117, 130, 153, 156, 170, 180, 195, 204, 221, 234, 255, 260, 306, 340, 390, 442, 468, 510, 585, 612, 663, 765, 780, 884, 1020, 1105, 1170, 1326, 1530, 1989, 2210, 2340, 2652, 3060, 3315, 3978, 4420, 4751, 6630, 7956, 9502, 9945, 13260, 14253, 19004, 19890, 23755, 28506, 39780, 42759, 47510, 57012, 61763, 71265, 80767, 85518, 95020, 123526, 142530, 161534, 171036, 185289, 213795, 242301, 247052, 285060, 308815, 323068, 370578, 403835, 427590, 484602, 555867, 617630, 726903, 741156, 807670, 855180, 926445, 969204, 1049971, 1111734, 1211505, 1235260, 1453806, 1615340, 1852890, 2099942, 2223468, 2423010, 2779335, 2907612, 3149913, 3634515, 3705780, 4199884, 4846020, 5249855, 5558670, 6299826, 7269030, 9449739, 10499710, 11117340, 12599652, 14538060, 15749565, 18899478, 20999420, 31499130, 37798956, 47248695, 62998260, 94497390, 188994780]

約数ペア:

[(1, 188994780), (2, 94497390), (3, 62998260), (4, 47248695), (5, 37798956), (6, 31499130), (9, 20999420), (10, 18899478), (12, 15749565), (13, 14538060), (15, 12599652), (17, 11117340), (18, 10499710), (20, 9449739), (26, 7269030), (30, 6299826), (34, 5558670), (36, 5249855), (39, 4846020), (45, 4199884), (51, 3705780), (52, 3634515), (60, 3149913), (65, 2907612), (68, 2779335), (78, 2423010), (85, 2223468), (90, 2099942), (102, 1852890), (117, 1615340), (130, 1453806), (153, 1235260), (156, 1211505), (170, 1111734), (180, 1049971), (195, 969204), (204, 926445), (221, 855180), (234, 807670), (255, 741156), (260, 726903), (306, 617630), (340, 555867), (390, 484602), (442, 427590), (468, 403835), (510, 370578), (585, 323068), (612, 308815), (663, 285060), (765, 247052), (780, 242301), (884, 213795), (1020, 185289), (1105, 171036), (1170, 161534), (1326, 142530), (1530, 123526), (1989, 95020), (2210, 85518), (2340, 80767), (2652, 71265), (3060, 61763), (3315, 57012), (3978, 47510), (4420, 42759), (4751, 39780), (6630, 28506), (7956, 23755), (9502, 19890), (9945, 19004), (13260, 14253)]