315643380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{404671}}^1$

素因数の和:404696

約数の個数: 48

約数和(自身を含む): 951788544

約数和(自身を除く): 636145164

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 404671, 809342, 1214013, 1618684, 2023355, 2428026, 4046710, 4856052, 5260723, 6070065, 8093420, 10521446, 12140130, 15782169, 21042892, 24280260, 26303615, 31564338, 52607230, 63128676, 78910845, 105214460, 157821690, 315643380]

約数ペア:

[(1, 315643380), (2, 157821690), (3, 105214460), (4, 78910845), (5, 63128676), (6, 52607230), (10, 31564338), (12, 26303615), (13, 24280260), (15, 21042892), (20, 15782169), (26, 12140130), (30, 10521446), (39, 8093420), (52, 6070065), (60, 5260723), (65, 4856052), (78, 4046710), (130, 2428026), (156, 2023355), (195, 1618684), (260, 1214013), (390, 809342), (780, 404671)]