211017420

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1$

素因数の和:325

約数の個数: 192

約数和(自身を含む): 700761600

約数和(自身を除く): 489744180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 90, 95, 108, 114, 131, 135, 157, 171, 180, 190, 228, 262, 270, 285, 314, 342, 380, 393, 471, 513, 524, 540, 570, 628, 655, 684, 785, 786, 855, 942, 1026, 1140, 1179, 1310, 1413, 1570, 1572, 1710, 1884, 1965, 2052, 2355, 2358, 2489, 2565, 2620, 2826, 2983, 3140, 3420, 3537, 3930, 4239, 4710, 4716, 4978, 5130, 5652, 5895, 5966, 7065, 7074, 7467, 7860, 8478, 8949, 9420, 9956, 10260, 11790, 11932, 12445, 14130, 14148, 14915, 14934, 16956, 17685, 17898, 20567, 21195, 22401, 23580, 24890, 26847, 28260, 29830, 29868, 35370, 35796, 37335, 41134, 42390, 44745, 44802, 49780, 53694, 59660, 61701, 67203, 70740, 74670, 80541, 82268, 84780, 89490, 89604, 102835, 107388, 112005, 123402, 134235, 134406, 149340, 161082, 178980, 185103, 205670, 224010, 246804, 268470, 268812, 308505, 322164, 336015, 370206, 390773, 402705, 411340, 448020, 536940, 555309, 617010, 672030, 740412, 781546, 805410, 925515, 1110618, 1172319, 1234020, 1344060, 1563092, 1610820, 1851030, 1953865, 2221236, 2344638, 2776545, 3516957, 3702060, 3907730, 4689276, 5553090, 5861595, 7033914, 7815460, 10550871, 11106180, 11723190, 14067828, 17584785, 21101742, 23446380, 35169570, 42203484, 52754355, 70339140, 105508710, 211017420]

約数ペア:

[(1, 211017420), (2, 105508710), (3, 70339140), (4, 52754355), (5, 42203484), (6, 35169570), (9, 23446380), (10, 21101742), (12, 17584785), (15, 14067828), (18, 11723190), (19, 11106180), (20, 10550871), (27, 7815460), (30, 7033914), (36, 5861595), (38, 5553090), (45, 4689276), (54, 3907730), (57, 3702060), (60, 3516957), (76, 2776545), (90, 2344638), (95, 2221236), (108, 1953865), (114, 1851030), (131, 1610820), (135, 1563092), (157, 1344060), (171, 1234020), (180, 1172319), (190, 1110618), (228, 925515), (262, 805410), (270, 781546), (285, 740412), (314, 672030), (342, 617010), (380, 555309), (393, 536940), (471, 448020), (513, 411340), (524, 402705), (540, 390773), (570, 370206), (628, 336015), (655, 322164), (684, 308505), (785, 268812), (786, 268470), (855, 246804), (942, 224010), (1026, 205670), (1140, 185103), (1179, 178980), (1310, 161082), (1413, 149340), (1570, 134406), (1572, 134235), (1710, 123402), (1884, 112005), (1965, 107388), (2052, 102835), (2355, 89604), (2358, 89490), (2489, 84780), (2565, 82268), (2620, 80541), (2826, 74670), (2983, 70740), (3140, 67203), (3420, 61701), (3537, 59660), (3930, 53694), (4239, 49780), (4710, 44802), (4716, 44745), (4978, 42390), (5130, 41134), (5652, 37335), (5895, 35796), (5966, 35370), (7065, 29868), (7074, 29830), (7467, 28260), (7860, 26847), (8478, 24890), (8949, 23580), (9420, 22401), (9956, 21195), (10260, 20567), (11790, 17898), (11932, 17685), (12445, 16956), (14130, 14934), (14148, 14915)]