15437940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:174

約数の個数: 144

約数和(自身を含む): 51710400

約数和(自身を除く): 36272460

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 59, 60, 70, 84, 89, 98, 105, 118, 140, 147, 177, 178, 196, 210, 236, 245, 267, 294, 295, 354, 356, 413, 420, 445, 490, 534, 588, 590, 623, 708, 735, 826, 885, 890, 980, 1068, 1180, 1239, 1246, 1335, 1470, 1652, 1770, 1780, 1869, 2065, 2478, 2492, 2670, 2891, 2940, 3115, 3540, 3738, 4130, 4361, 4956, 5251, 5340, 5782, 6195, 6230, 7476, 8260, 8673, 8722, 9345, 10502, 11564, 12390, 12460, 13083, 14455, 15753, 17346, 17444, 18690, 21004, 21805, 24780, 26166, 26255, 28910, 31506, 34692, 36757, 37380, 43365, 43610, 52332, 52510, 57820, 63012, 65415, 73514, 78765, 86730, 87220, 105020, 110271, 130830, 147028, 157530, 173460, 183785, 220542, 257299, 261660, 315060, 367570, 441084, 514598, 551355, 735140, 771897, 1029196, 1102710, 1286495, 1543794, 2205420, 2572990, 3087588, 3859485, 5145980, 7718970, 15437940]

約数ペア:

[(1, 15437940), (2, 7718970), (3, 5145980), (4, 3859485), (5, 3087588), (6, 2572990), (7, 2205420), (10, 1543794), (12, 1286495), (14, 1102710), (15, 1029196), (20, 771897), (21, 735140), (28, 551355), (30, 514598), (35, 441084), (42, 367570), (49, 315060), (59, 261660), (60, 257299), (70, 220542), (84, 183785), (89, 173460), (98, 157530), (105, 147028), (118, 130830), (140, 110271), (147, 105020), (177, 87220), (178, 86730), (196, 78765), (210, 73514), (236, 65415), (245, 63012), (267, 57820), (294, 52510), (295, 52332), (354, 43610), (356, 43365), (413, 37380), (420, 36757), (445, 34692), (490, 31506), (534, 28910), (588, 26255), (590, 26166), (623, 24780), (708, 21805), (735, 21004), (826, 18690), (885, 17444), (890, 17346), (980, 15753), (1068, 14455), (1180, 13083), (1239, 12460), (1246, 12390), (1335, 11564), (1470, 10502), (1652, 9345), (1770, 8722), (1780, 8673), (1869, 8260), (2065, 7476), (2478, 6230), (2492, 6195), (2670, 5782), (2891, 5340), (2940, 5251), (3115, 4956), (3540, 4361), (3738, 4130)]