263303820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{6619}}^1$

素因数の和:6664

約数の個数: 144

約数和(自身を含む): 910859040

約数和(自身を除く): 647555220

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, 6619, 6630, 7956, 9945, 13238, 13260, 19857, 19890, 26476, 33095, 39714, 39780, 59571, 66190, 79428, 86047, 99285, 112523, 119142, 132380, 172094, 198570, 225046, 238284, 258141, 297855, 337569, 344188, 397140, 430235, 450092, 516282, 562615, 595710, 675138, 774423, 860470, 1012707, 1032564, 1125230, 1191420, 1290705, 1350276, 1462799, 1548846, 1687845, 1720940, 2025414, 2250460, 2581410, 2925598, 3097692, 3375690, 3872115, 4050828, 4388397, 5063535, 5162820, 5851196, 6751380, 7313995, 7744230, 8776794, 10127070, 13165191, 14627990, 15488460, 17553588, 20254140, 21941985, 26330382, 29255980, 43883970, 52660764, 65825955, 87767940, 131651910, 263303820]

約数ペア:

[(1, 263303820), (2, 131651910), (3, 87767940), (4, 65825955), (5, 52660764), (6, 43883970), (9, 29255980), (10, 26330382), (12, 21941985), (13, 20254140), (15, 17553588), (17, 15488460), (18, 14627990), (20, 13165191), (26, 10127070), (30, 8776794), (34, 7744230), (36, 7313995), (39, 6751380), (45, 5851196), (51, 5162820), (52, 5063535), (60, 4388397), (65, 4050828), (68, 3872115), (78, 3375690), (85, 3097692), (90, 2925598), (102, 2581410), (117, 2250460), (130, 2025414), (153, 1720940), (156, 1687845), (170, 1548846), (180, 1462799), (195, 1350276), (204, 1290705), (221, 1191420), (234, 1125230), (255, 1032564), (260, 1012707), (306, 860470), (340, 774423), (390, 675138), (442, 595710), (468, 562615), (510, 516282), (585, 450092), (612, 430235), (663, 397140), (765, 344188), (780, 337569), (884, 297855), (1020, 258141), (1105, 238284), (1170, 225046), (1326, 198570), (1530, 172094), (1989, 132380), (2210, 119142), (2340, 112523), (2652, 99285), (3060, 86047), (3315, 79428), (3978, 66190), (4420, 59571), (6619, 39780), (6630, 39714), (7956, 33095), (9945, 26476), (13238, 19890), (13260, 19857)]