400159344

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{15641}}^1$

素因数の和:15706

約数の個数: 80

約数和(自身を含む): 1140489504

約数和(自身を除く): 740330160

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 41, 48, 52, 78, 82, 104, 123, 156, 164, 208, 246, 312, 328, 492, 533, 624, 656, 984, 1066, 1599, 1968, 2132, 3198, 4264, 6396, 8528, 12792, 15641, 25584, 31282, 46923, 62564, 93846, 125128, 187692, 203333, 250256, 375384, 406666, 609999, 641281, 750768, 813332, 1219998, 1282562, 1626664, 1923843, 2439996, 2565124, 3253328, 3847686, 4879992, 5130248, 7695372, 8336653, 9759984, 10260496, 15390744, 16673306, 25009959, 30781488, 33346612, 50019918, 66693224, 100039836, 133386448, 200079672, 400159344]

約数ペア:

[(1, 400159344), (2, 200079672), (3, 133386448), (4, 100039836), (6, 66693224), (8, 50019918), (12, 33346612), (13, 30781488), (16, 25009959), (24, 16673306), (26, 15390744), (39, 10260496), (41, 9759984), (48, 8336653), (52, 7695372), (78, 5130248), (82, 4879992), (104, 3847686), (123, 3253328), (156, 2565124), (164, 2439996), (208, 1923843), (246, 1626664), (312, 1282562), (328, 1219998), (492, 813332), (533, 750768), (624, 641281), (656, 609999), (984, 406666), (1066, 375384), (1599, 250256), (1968, 203333), (2132, 187692), (3198, 125128), (4264, 93846), (6396, 62564), (8528, 46923), (12792, 31282), (15641, 25584)]