31913578320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{237877}}^1$

素因数の和:237949

約数の個数: 160

約数和(自身を含む): 109020438912

約数和(自身を除く): 77106860592

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 43, 48, 52, 60, 65, 78, 80, 86, 104, 120, 129, 130, 156, 172, 195, 208, 215, 240, 258, 260, 312, 344, 390, 430, 516, 520, 559, 624, 645, 688, 780, 860, 1032, 1040, 1118, 1290, 1560, 1677, 1720, 2064, 2236, 2580, 2795, 3120, 3354, 3440, 4472, 5160, 5590, 6708, 8385, 8944, 10320, 11180, 13416, 16770, 22360, 26832, 33540, 44720, 67080, 134160, 237877, 475754, 713631, 951508, 1189385, 1427262, 1903016, 2378770, 2854524, 3092401, 3568155, 3806032, 4757540, 5709048, 6184802, 7136310, 9277203, 9515080, 10228711, 11418096, 12369604, 14272620, 15462005, 18554406, 19030160, 20457422, 24739208, 28545240, 30686133, 30924010, 37108812, 40914844, 46386015, 49478416, 51143555, 57090480, 61372266, 61848020, 74217624, 81829688, 92772030, 102287110, 122744532, 123696040, 132973243, 148435248, 153430665, 163659376, 185544060, 204574220, 245489064, 247392080, 265946486, 306861330, 371088120, 398919729, 409148440, 490978128, 531892972, 613722660, 664866215, 742176240, 797839458, 818296880, 1063785944, 1227445320, 1329732430, 1595678916, 1994598645, 2127571888, 2454890640, 2659464860, 3191357832, 3989197290, 5318929720, 6382715664, 7978394580, 10637859440, 15956789160, 31913578320]

約数ペア:

[(1, 31913578320), (2, 15956789160), (3, 10637859440), (4, 7978394580), (5, 6382715664), (6, 5318929720), (8, 3989197290), (10, 3191357832), (12, 2659464860), (13, 2454890640), (15, 2127571888), (16, 1994598645), (20, 1595678916), (24, 1329732430), (26, 1227445320), (30, 1063785944), (39, 818296880), (40, 797839458), (43, 742176240), (48, 664866215), (52, 613722660), (60, 531892972), (65, 490978128), (78, 409148440), (80, 398919729), (86, 371088120), (104, 306861330), (120, 265946486), (129, 247392080), (130, 245489064), (156, 204574220), (172, 185544060), (195, 163659376), (208, 153430665), (215, 148435248), (240, 132973243), (258, 123696040), (260, 122744532), (312, 102287110), (344, 92772030), (390, 81829688), (430, 74217624), (516, 61848020), (520, 61372266), (559, 57090480), (624, 51143555), (645, 49478416), (688, 46386015), (780, 40914844), (860, 37108812), (1032, 30924010), (1040, 30686133), (1118, 28545240), (1290, 24739208), (1560, 20457422), (1677, 19030160), (1720, 18554406), (2064, 15462005), (2236, 14272620), (2580, 12369604), (2795, 11418096), (3120, 10228711), (3354, 9515080), (3440, 9277203), (4472, 7136310), (5160, 6184802), (5590, 5709048), (6708, 4757540), (8385, 3806032), (8944, 3568155), (10320, 3092401), (11180, 2854524), (13416, 2378770), (16770, 1903016), (22360, 1427262), (26832, 1189385), (33540, 951508), (44720, 713631), (67080, 475754), (134160, 237877)]