9984780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1$

素因数の和:296

約数の個数: 144

約数和(自身を含む): 34673184

約数和(自身を除く): 24688404

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, 251, 255, 260, 306, 340, 390, 442, 468, 502, 510, 585, 612, 663, 753, 765, 780, 884, 1004, 1020, 1105, 1170, 1255, 1326, 1506, 1530, 1989, 2210, 2259, 2340, 2510, 2652, 3012, 3060, 3263, 3315, 3765, 3978, 4267, 4420, 4518, 5020, 6526, 6630, 7530, 7956, 8534, 9036, 9789, 9945, 11295, 12801, 13052, 13260, 15060, 16315, 17068, 19578, 19890, 21335, 22590, 25602, 29367, 32630, 38403, 39156, 39780, 42670, 45180, 48945, 51204, 55471, 58734, 64005, 65260, 76806, 85340, 97890, 110942, 117468, 128010, 146835, 153612, 166413, 192015, 195780, 221884, 256020, 277355, 293670, 332826, 384030, 499239, 554710, 587340, 665652, 768060, 832065, 998478, 1109420, 1664130, 1996956, 2496195, 3328260, 4992390, 9984780]

約数ペア:

[(1, 9984780), (2, 4992390), (3, 3328260), (4, 2496195), (5, 1996956), (6, 1664130), (9, 1109420), (10, 998478), (12, 832065), (13, 768060), (15, 665652), (17, 587340), (18, 554710), (20, 499239), (26, 384030), (30, 332826), (34, 293670), (36, 277355), (39, 256020), (45, 221884), (51, 195780), (52, 192015), (60, 166413), (65, 153612), (68, 146835), (78, 128010), (85, 117468), (90, 110942), (102, 97890), (117, 85340), (130, 76806), (153, 65260), (156, 64005), (170, 58734), (180, 55471), (195, 51204), (204, 48945), (221, 45180), (234, 42670), (251, 39780), (255, 39156), (260, 38403), (306, 32630), (340, 29367), (390, 25602), (442, 22590), (468, 21335), (502, 19890), (510, 19578), (585, 17068), (612, 16315), (663, 15060), (753, 13260), (765, 13052), (780, 12801), (884, 11295), (1004, 9945), (1020, 9789), (1105, 9036), (1170, 8534), (1255, 7956), (1326, 7530), (1506, 6630), (1530, 6526), (1989, 5020), (2210, 4518), (2259, 4420), (2340, 4267), (2510, 3978), (2652, 3765), (3012, 3315), (3060, 3263)]