681272280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{8563}}^1$

素因数の和:8610

約数の個数: 192

約数和(自身を含む): 2525009760

約数和(自身を除く): 1843737480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 17, 18, 20, 24, 26, 30, 34, 36, 39, 40, 45, 51, 52, 60, 65, 68, 72, 78, 85, 90, 102, 104, 117, 120, 130, 136, 153, 156, 170, 180, 195, 204, 221, 234, 255, 260, 306, 312, 340, 360, 390, 408, 442, 468, 510, 520, 585, 612, 663, 680, 765, 780, 884, 936, 1020, 1105, 1170, 1224, 1326, 1530, 1560, 1768, 1989, 2040, 2210, 2340, 2652, 3060, 3315, 3978, 4420, 4680, 5304, 6120, 6630, 7956, 8563, 8840, 9945, 13260, 15912, 17126, 19890, 25689, 26520, 34252, 39780, 42815, 51378, 68504, 77067, 79560, 85630, 102756, 111319, 128445, 145571, 154134, 171260, 205512, 222638, 256890, 291142, 308268, 333957, 342520, 385335, 436713, 445276, 513780, 556595, 582284, 616536, 667914, 727855, 770670, 873426, 890552, 1001871, 1027560, 1113190, 1164568, 1310139, 1335828, 1455710, 1541340, 1669785, 1746852, 1892423, 2003742, 2183565, 2226380, 2620278, 2671656, 2911420, 3082680, 3339570, 3493704, 3784846, 4007484, 4367130, 4452760, 5009355, 5240556, 5677269, 5822840, 6550695, 6679140, 7569692, 8014968, 8734260, 9462115, 10018710, 10481112, 11354538, 13101390, 13358280, 15139384, 17031807, 17468520, 18924230, 20037420, 22709076, 26202780, 28386345, 34063614, 37848460, 40074840, 45418152, 52405560, 56772690, 68127228, 75696920, 85159035, 113545380, 136254456, 170318070, 227090760, 340636140, 681272280]

約数ペア:

[(1, 681272280), (2, 340636140), (3, 227090760), (4, 170318070), (5, 136254456), (6, 113545380), (8, 85159035), (9, 75696920), (10, 68127228), (12, 56772690), (13, 52405560), (15, 45418152), (17, 40074840), (18, 37848460), (20, 34063614), (24, 28386345), (26, 26202780), (30, 22709076), (34, 20037420), (36, 18924230), (39, 17468520), (40, 17031807), (45, 15139384), (51, 13358280), (52, 13101390), (60, 11354538), (65, 10481112), (68, 10018710), (72, 9462115), (78, 8734260), (85, 8014968), (90, 7569692), (102, 6679140), (104, 6550695), (117, 5822840), (120, 5677269), (130, 5240556), (136, 5009355), (153, 4452760), (156, 4367130), (170, 4007484), (180, 3784846), (195, 3493704), (204, 3339570), (221, 3082680), (234, 2911420), (255, 2671656), (260, 2620278), (306, 2226380), (312, 2183565), (340, 2003742), (360, 1892423), (390, 1746852), (408, 1669785), (442, 1541340), (468, 1455710), (510, 1335828), (520, 1310139), (585, 1164568), (612, 1113190), (663, 1027560), (680, 1001871), (765, 890552), (780, 873426), (884, 770670), (936, 727855), (1020, 667914), (1105, 616536), (1170, 582284), (1224, 556595), (1326, 513780), (1530, 445276), (1560, 436713), (1768, 385335), (1989, 342520), (2040, 333957), (2210, 308268), (2340, 291142), (2652, 256890), (3060, 222638), (3315, 205512), (3978, 171260), (4420, 154134), (4680, 145571), (5304, 128445), (6120, 111319), (6630, 102756), (7956, 85630), (8563, 79560), (8840, 77067), (9945, 68504), (13260, 51378), (15912, 42815), (17126, 39780), (19890, 34252), (25689, 26520)]