398038680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{5003}}^1$

素因数の和:5050

約数の個数: 192

約数和(自身を含む): 1475379360

約数和(自身を除く): 1077340680

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, 5003, 5304, 6120, 6630, 7956, 8840, 9945, 10006, 13260, 15009, 15912, 19890, 20012, 25015, 26520, 30018, 39780, 40024, 45027, 50030, 60036, 65039, 75045, 79560, 85051, 90054, 100060, 120072, 130078, 150090, 170102, 180108, 195117, 200120, 225135, 255153, 260156, 300180, 325195, 340204, 360216, 390234, 425255, 450270, 510306, 520312, 585351, 600360, 650390, 680408, 765459, 780468, 850510, 900540, 975585, 1020612, 1105663, 1170702, 1275765, 1300780, 1530918, 1560936, 1701020, 1801080, 1951170, 2041224, 2211326, 2341404, 2551530, 2601560, 2926755, 3061836, 3316989, 3402040, 3827295, 3902340, 4422652, 4682808, 5103060, 5528315, 5853510, 6123672, 6633978, 7654590, 7804680, 8845304, 9950967, 10206120, 11056630, 11707020, 13267956, 15309180, 16584945, 19901934, 22113260, 23414040, 26535912, 30618360, 33169890, 39803868, 44226520, 49754835, 66339780, 79607736, 99509670, 132679560, 199019340, 398038680]

約数ペア:

[(1, 398038680), (2, 199019340), (3, 132679560), (4, 99509670), (5, 79607736), (6, 66339780), (8, 49754835), (9, 44226520), (10, 39803868), (12, 33169890), (13, 30618360), (15, 26535912), (17, 23414040), (18, 22113260), (20, 19901934), (24, 16584945), (26, 15309180), (30, 13267956), (34, 11707020), (36, 11056630), (39, 10206120), (40, 9950967), (45, 8845304), (51, 7804680), (52, 7654590), (60, 6633978), (65, 6123672), (68, 5853510), (72, 5528315), (78, 5103060), (85, 4682808), (90, 4422652), (102, 3902340), (104, 3827295), (117, 3402040), (120, 3316989), (130, 3061836), (136, 2926755), (153, 2601560), (156, 2551530), (170, 2341404), (180, 2211326), (195, 2041224), (204, 1951170), (221, 1801080), (234, 1701020), (255, 1560936), (260, 1530918), (306, 1300780), (312, 1275765), (340, 1170702), (360, 1105663), (390, 1020612), (408, 975585), (442, 900540), (468, 850510), (510, 780468), (520, 765459), (585, 680408), (612, 650390), (663, 600360), (680, 585351), (765, 520312), (780, 510306), (884, 450270), (936, 425255), (1020, 390234), (1105, 360216), (1170, 340204), (1224, 325195), (1326, 300180), (1530, 260156), (1560, 255153), (1768, 225135), (1989, 200120), (2040, 195117), (2210, 180108), (2340, 170102), (2652, 150090), (3060, 130078), (3315, 120072), (3978, 100060), (4420, 90054), (4680, 85051), (5003, 79560), (5304, 75045), (6120, 65039), (6630, 60036), (7956, 50030), (8840, 45027), (9945, 40024), (10006, 39780), (13260, 30018), (15009, 26520), (15912, 25015), (19890, 20012)]