40202190

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{239}}^1$

素因数の和:351

約数の個数: 128

約数和(自身を含む): 124416000

約数和(自身を除く): 84213810

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 89, 90, 105, 126, 135, 178, 189, 210, 239, 267, 270, 315, 378, 445, 478, 534, 623, 630, 717, 801, 890, 945, 1195, 1246, 1335, 1434, 1602, 1673, 1869, 1890, 2151, 2390, 2403, 2670, 3115, 3346, 3585, 3738, 4005, 4302, 4806, 5019, 5607, 6230, 6453, 7170, 8010, 8365, 9345, 10038, 10755, 11214, 12015, 12906, 15057, 16730, 16821, 18690, 21271, 21510, 24030, 25095, 28035, 30114, 32265, 33642, 42542, 45171, 50190, 56070, 63813, 64530, 75285, 84105, 90342, 106355, 127626, 148897, 150570, 168210, 191439, 212710, 225855, 297794, 319065, 382878, 446691, 451710, 574317, 638130, 744485, 893382, 957195, 1148634, 1340073, 1488970, 1914390, 2233455, 2680146, 2871585, 4020219, 4466910, 5743170, 6700365, 8040438, 13400730, 20101095, 40202190]

約数ペア:

[(1, 40202190), (2, 20101095), (3, 13400730), (5, 8040438), (6, 6700365), (7, 5743170), (9, 4466910), (10, 4020219), (14, 2871585), (15, 2680146), (18, 2233455), (21, 1914390), (27, 1488970), (30, 1340073), (35, 1148634), (42, 957195), (45, 893382), (54, 744485), (63, 638130), (70, 574317), (89, 451710), (90, 446691), (105, 382878), (126, 319065), (135, 297794), (178, 225855), (189, 212710), (210, 191439), (239, 168210), (267, 150570), (270, 148897), (315, 127626), (378, 106355), (445, 90342), (478, 84105), (534, 75285), (623, 64530), (630, 63813), (717, 56070), (801, 50190), (890, 45171), (945, 42542), (1195, 33642), (1246, 32265), (1335, 30114), (1434, 28035), (1602, 25095), (1673, 24030), (1869, 21510), (1890, 21271), (2151, 18690), (2390, 16821), (2403, 16730), (2670, 15057), (3115, 12906), (3346, 12015), (3585, 11214), (3738, 10755), (4005, 10038), (4302, 9345), (4806, 8365), (5019, 8010), (5607, 7170), (6230, 6453)]