247312260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{6217}}^1$

素因数の和:6262

約数の個数: 144

約数和(自身を含む): 855547056

約数和(自身を除く): 608234796

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, 6217, 6630, 7956, 9945, 12434, 13260, 18651, 19890, 24868, 31085, 37302, 39780, 55953, 62170, 74604, 80821, 93255, 105689, 111906, 124340, 161642, 186510, 211378, 223812, 242463, 279765, 317067, 323284, 373020, 404105, 422756, 484926, 528445, 559530, 634134, 727389, 808210, 951201, 969852, 1056890, 1119060, 1212315, 1268268, 1373957, 1454778, 1585335, 1616420, 1902402, 2113780, 2424630, 2747914, 2909556, 3170670, 3636945, 3804804, 4121871, 4756005, 4849260, 5495828, 6341340, 6869785, 7273890, 8243742, 9512010, 12365613, 13739570, 14547780, 16487484, 19024020, 20609355, 24731226, 27479140, 41218710, 49462452, 61828065, 82437420, 123656130, 247312260]

約数ペア:

[(1, 247312260), (2, 123656130), (3, 82437420), (4, 61828065), (5, 49462452), (6, 41218710), (9, 27479140), (10, 24731226), (12, 20609355), (13, 19024020), (15, 16487484), (17, 14547780), (18, 13739570), (20, 12365613), (26, 9512010), (30, 8243742), (34, 7273890), (36, 6869785), (39, 6341340), (45, 5495828), (51, 4849260), (52, 4756005), (60, 4121871), (65, 3804804), (68, 3636945), (78, 3170670), (85, 2909556), (90, 2747914), (102, 2424630), (117, 2113780), (130, 1902402), (153, 1616420), (156, 1585335), (170, 1454778), (180, 1373957), (195, 1268268), (204, 1212315), (221, 1119060), (234, 1056890), (255, 969852), (260, 951201), (306, 808210), (340, 727389), (390, 634134), (442, 559530), (468, 528445), (510, 484926), (585, 422756), (612, 404105), (663, 373020), (765, 323284), (780, 317067), (884, 279765), (1020, 242463), (1105, 223812), (1170, 211378), (1326, 186510), (1530, 161642), (1989, 124340), (2210, 111906), (2340, 105689), (2652, 93255), (3060, 80821), (3315, 74604), (3978, 62170), (4420, 55953), (6217, 39780), (6630, 37302), (7956, 31085), (9945, 24868), (12434, 19890), (13260, 18651)]