208889420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{179}}^1$

素因数の和:327

約数の個数: 96

約数和(自身を含む): 482630400

約数和(自身を除く): 273740980

約数列:

[1, 2, 4, 5, 10, 19, 20, 37, 38, 74, 76, 83, 95, 148, 166, 179, 185, 190, 332, 358, 370, 380, 415, 703, 716, 740, 830, 895, 1406, 1577, 1660, 1790, 2812, 3071, 3154, 3401, 3515, 3580, 6142, 6308, 6623, 6802, 7030, 7885, 12284, 13246, 13604, 14060, 14857, 15355, 15770, 17005, 26492, 29714, 30710, 31540, 33115, 34010, 58349, 59428, 61420, 66230, 68020, 74285, 116698, 125837, 132460, 148570, 233396, 251674, 282283, 291745, 297140, 503348, 549709, 564566, 583490, 629185, 1099418, 1129132, 1166980, 1258370, 1411415, 2198836, 2516740, 2748545, 2822830, 5497090, 5645660, 10444471, 10994180, 20888942, 41777884, 52222355, 104444710, 208889420]

約数ペア:

[(1, 208889420), (2, 104444710), (4, 52222355), (5, 41777884), (10, 20888942), (19, 10994180), (20, 10444471), (37, 5645660), (38, 5497090), (74, 2822830), (76, 2748545), (83, 2516740), (95, 2198836), (148, 1411415), (166, 1258370), (179, 1166980), (185, 1129132), (190, 1099418), (332, 629185), (358, 583490), (370, 564566), (380, 549709), (415, 503348), (703, 297140), (716, 291745), (740, 282283), (830, 251674), (895, 233396), (1406, 148570), (1577, 132460), (1660, 125837), (1790, 116698), (2812, 74285), (3071, 68020), (3154, 66230), (3401, 61420), (3515, 59428), (3580, 58349), (6142, 34010), (6308, 33115), (6623, 31540), (6802, 30710), (7030, 29714), (7885, 26492), (12284, 17005), (13246, 15770), (13604, 15355), (14060, 14857)]