15967980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1$

素因数の和:93

約数の個数: 288

約数和(自身を含む): 62899200

約数和(自身を除く): 46931220

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 23, 28, 29, 30, 35, 36, 38, 42, 45, 46, 57, 58, 60, 63, 69, 70, 76, 84, 87, 90, 92, 95, 105, 114, 115, 116, 126, 133, 138, 140, 145, 161, 171, 174, 180, 190, 203, 207, 210, 228, 230, 252, 261, 266, 276, 285, 290, 315, 322, 342, 345, 348, 380, 399, 406, 414, 420, 435, 437, 460, 483, 522, 532, 551, 570, 580, 609, 630, 644, 665, 667, 684, 690, 798, 805, 812, 828, 855, 870, 874, 966, 1015, 1035, 1044, 1102, 1140, 1197, 1218, 1260, 1305, 1311, 1330, 1334, 1380, 1449, 1596, 1610, 1653, 1710, 1740, 1748, 1827, 1932, 1995, 2001, 2030, 2070, 2185, 2204, 2394, 2415, 2436, 2610, 2622, 2660, 2668, 2755, 2898, 3045, 3059, 3220, 3306, 3335, 3420, 3654, 3857, 3933, 3990, 4002, 4060, 4140, 4370, 4669, 4788, 4830, 4959, 5220, 5244, 5510, 5796, 5985, 6003, 6090, 6118, 6555, 6612, 6670, 7245, 7308, 7714, 7866, 7980, 8004, 8265, 8740, 9135, 9177, 9338, 9660, 9918, 10005, 11020, 11571, 11970, 12006, 12180, 12236, 12673, 13110, 13340, 14007, 14490, 15295, 15428, 15732, 16530, 18270, 18354, 18676, 19285, 19665, 19836, 20010, 23142, 23345, 23940, 24012, 24795, 25346, 26220, 27531, 28014, 28980, 30015, 30590, 33060, 34713, 36540, 36708, 38019, 38570, 39330, 40020, 42021, 45885, 46284, 46690, 49590, 50692, 55062, 56028, 57855, 60030, 61180, 63365, 69426, 70035, 76038, 77140, 78660, 84042, 88711, 91770, 93380, 99180, 110124, 114057, 115710, 120060, 126730, 137655, 138852, 140070, 152076, 168084, 173565, 177422, 183540, 190095, 210105, 228114, 231420, 253460, 266133, 275310, 280140, 347130, 354844, 380190, 420210, 443555, 456228, 532266, 550620, 570285, 694260, 760380, 798399, 840420, 887110, 1064532, 1140570, 1330665, 1596798, 1774220, 2281140, 2661330, 3193596, 3991995, 5322660, 7983990, 15967980]

約数ペア:

[(1, 15967980), (2, 7983990), (3, 5322660), (4, 3991995), (5, 3193596), (6, 2661330), (7, 2281140), (9, 1774220), (10, 1596798), (12, 1330665), (14, 1140570), (15, 1064532), (18, 887110), (19, 840420), (20, 798399), (21, 760380), (23, 694260), (28, 570285), (29, 550620), (30, 532266), (35, 456228), (36, 443555), (38, 420210), (42, 380190), (45, 354844), (46, 347130), (57, 280140), (58, 275310), (60, 266133), (63, 253460), (69, 231420), (70, 228114), (76, 210105), (84, 190095), (87, 183540), (90, 177422), (92, 173565), (95, 168084), (105, 152076), (114, 140070), (115, 138852), (116, 137655), (126, 126730), (133, 120060), (138, 115710), (140, 114057), (145, 110124), (161, 99180), (171, 93380), (174, 91770), (180, 88711), (190, 84042), (203, 78660), (207, 77140), (210, 76038), (228, 70035), (230, 69426), (252, 63365), (261, 61180), (266, 60030), (276, 57855), (285, 56028), (290, 55062), (315, 50692), (322, 49590), (342, 46690), (345, 46284), (348, 45885), (380, 42021), (399, 40020), (406, 39330), (414, 38570), (420, 38019), (435, 36708), (437, 36540), (460, 34713), (483, 33060), (522, 30590), (532, 30015), (551, 28980), (570, 28014), (580, 27531), (609, 26220), (630, 25346), (644, 24795), (665, 24012), (667, 23940), (684, 23345), (690, 23142), (798, 20010), (805, 19836), (812, 19665), (828, 19285), (855, 18676), (870, 18354), (874, 18270), (966, 16530), (1015, 15732), (1035, 15428), (1044, 15295), (1102, 14490), (1140, 14007), (1197, 13340), (1218, 13110), (1260, 12673), (1305, 12236), (1311, 12180), (1330, 12006), (1334, 11970), (1380, 11571), (1449, 11020), (1596, 10005), (1610, 9918), (1653, 9660), (1710, 9338), (1740, 9177), (1748, 9135), (1827, 8740), (1932, 8265), (1995, 8004), (2001, 7980), (2030, 7866), (2070, 7714), (2185, 7308), (2204, 7245), (2394, 6670), (2415, 6612), (2436, 6555), (2610, 6118), (2622, 6090), (2660, 6003), (2668, 5985), (2755, 5796), (2898, 5510), (3045, 5244), (3059, 5220), (3220, 4959), (3306, 4830), (3335, 4788), (3420, 4669), (3654, 4370), (3857, 4140), (3933, 4060), (3990, 4002)]