291337830

素因数分解:

$2^1\times 3^3\times 5^1\times 7^2\times {\mathrm{19}}^2\times {\mathrm{61}}^1$

素因数の和:129

約数の個数: 288

約数和(自身を含む): 969446880

約数和(自身を除く): 678109050

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 27, 30, 35, 38, 42, 45, 49, 54, 57, 61, 63, 70, 90, 95, 98, 105, 114, 122, 126, 133, 135, 147, 171, 183, 189, 190, 210, 245, 266, 270, 285, 294, 305, 315, 342, 361, 366, 378, 399, 427, 441, 490, 513, 549, 570, 610, 630, 665, 722, 735, 798, 854, 855, 882, 915, 931, 945, 1026, 1083, 1098, 1159, 1197, 1281, 1323, 1330, 1470, 1647, 1710, 1805, 1830, 1862, 1890, 1995, 2135, 2166, 2205, 2318, 2394, 2527, 2562, 2565, 2646, 2745, 2793, 2989, 3249, 3294, 3477, 3591, 3610, 3843, 3990, 4270, 4410, 4655, 5054, 5130, 5415, 5490, 5586, 5795, 5978, 5985, 6405, 6498, 6615, 6954, 7182, 7581, 7686, 8113, 8235, 8379, 8967, 9310, 9747, 10431, 10830, 11529, 11590, 11970, 12635, 12810, 13230, 13965, 14945, 15162, 16226, 16245, 16470, 16758, 17385, 17689, 17934, 17955, 19215, 19494, 20862, 22021, 22743, 23058, 24339, 25137, 25270, 26901, 27930, 29890, 31293, 32490, 34770, 35378, 35910, 37905, 38430, 40565, 41895, 44042, 44835, 45486, 48678, 48735, 50274, 52155, 53067, 53802, 56791, 57645, 62586, 66063, 68229, 73017, 75810, 80703, 81130, 83790, 88445, 89670, 97470, 104310, 106134, 110105, 113582, 113715, 115290, 121695, 125685, 132126, 134505, 136458, 146034, 154147, 156465, 159201, 161406, 170373, 176890, 198189, 219051, 220210, 227430, 243390, 251370, 265335, 269010, 283955, 308294, 312930, 318402, 330315, 340746, 341145, 365085, 396378, 403515, 438102, 462441, 477603, 511119, 530670, 567910, 594567, 660630, 682290, 730170, 770735, 796005, 807030, 851865, 924882, 955206, 990945, 1022238, 1079029, 1095255, 1189134, 1387323, 1533357, 1541470, 1592010, 1703730, 1981890, 2158058, 2190510, 2312205, 2388015, 2555595, 2774646, 2972835, 3066714, 3237087, 4161969, 4624410, 4776030, 5111190, 5395145, 5945670, 6474174, 6936615, 7666785, 8323938, 9711261, 10790290, 13873230, 15333570, 16185435, 19422522, 20809845, 29133783, 32370870, 41619690, 48556305, 58267566, 97112610, 145668915, 291337830]

約数ペア:

[(1, 291337830), (2, 145668915), (3, 97112610), (5, 58267566), (6, 48556305), (7, 41619690), (9, 32370870), (10, 29133783), (14, 20809845), (15, 19422522), (18, 16185435), (19, 15333570), (21, 13873230), (27, 10790290), (30, 9711261), (35, 8323938), (38, 7666785), (42, 6936615), (45, 6474174), (49, 5945670), (54, 5395145), (57, 5111190), (61, 4776030), (63, 4624410), (70, 4161969), (90, 3237087), (95, 3066714), (98, 2972835), (105, 2774646), (114, 2555595), (122, 2388015), (126, 2312205), (133, 2190510), (135, 2158058), (147, 1981890), (171, 1703730), (183, 1592010), (189, 1541470), (190, 1533357), (210, 1387323), (245, 1189134), (266, 1095255), (270, 1079029), (285, 1022238), (294, 990945), (305, 955206), (315, 924882), (342, 851865), (361, 807030), (366, 796005), (378, 770735), (399, 730170), (427, 682290), (441, 660630), (490, 594567), (513, 567910), (549, 530670), (570, 511119), (610, 477603), (630, 462441), (665, 438102), (722, 403515), (735, 396378), (798, 365085), (854, 341145), (855, 340746), (882, 330315), (915, 318402), (931, 312930), (945, 308294), (1026, 283955), (1083, 269010), (1098, 265335), (1159, 251370), (1197, 243390), (1281, 227430), (1323, 220210), (1330, 219051), (1470, 198189), (1647, 176890), (1710, 170373), (1805, 161406), (1830, 159201), (1862, 156465), (1890, 154147), (1995, 146034), (2135, 136458), (2166, 134505), (2205, 132126), (2318, 125685), (2394, 121695), (2527, 115290), (2562, 113715), (2565, 113582), (2646, 110105), (2745, 106134), (2793, 104310), (2989, 97470), (3249, 89670), (3294, 88445), (3477, 83790), (3591, 81130), (3610, 80703), (3843, 75810), (3990, 73017), (4270, 68229), (4410, 66063), (4655, 62586), (5054, 57645), (5130, 56791), (5415, 53802), (5490, 53067), (5586, 52155), (5795, 50274), (5978, 48735), (5985, 48678), (6405, 45486), (6498, 44835), (6615, 44042), (6954, 41895), (7182, 40565), (7581, 38430), (7686, 37905), (8113, 35910), (8235, 35378), (8379, 34770), (8967, 32490), (9310, 31293), (9747, 29890), (10431, 27930), (10830, 26901), (11529, 25270), (11590, 25137), (11970, 24339), (12635, 23058), (12810, 22743), (13230, 22021), (13965, 20862), (14945, 19494), (15162, 19215), (16226, 17955), (16245, 17934), (16470, 17689), (16758, 17385)]