254222280

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{953}}^1$

素因数の和:1005

約数の個数: 256

約数和(自身を含む): 961632000

約数和(自身を除く): 707409720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 19, 20, 24, 26, 27, 30, 36, 38, 39, 40, 45, 52, 54, 57, 60, 65, 72, 76, 78, 90, 95, 104, 108, 114, 117, 120, 130, 135, 152, 156, 171, 180, 190, 195, 216, 228, 234, 247, 260, 270, 285, 312, 342, 351, 360, 380, 390, 456, 468, 494, 513, 520, 540, 570, 585, 684, 702, 741, 760, 780, 855, 936, 953, 988, 1026, 1080, 1140, 1170, 1235, 1368, 1404, 1482, 1560, 1710, 1755, 1906, 1976, 2052, 2223, 2280, 2340, 2470, 2565, 2808, 2859, 2964, 3420, 3510, 3705, 3812, 4104, 4446, 4680, 4765, 4940, 5130, 5718, 5928, 6669, 6840, 7020, 7410, 7624, 8577, 8892, 9530, 9880, 10260, 11115, 11436, 12389, 13338, 14040, 14295, 14820, 17154, 17784, 18107, 19060, 20520, 22230, 22872, 24778, 25731, 26676, 28590, 29640, 33345, 34308, 36214, 37167, 38120, 42885, 44460, 49556, 51462, 53352, 54321, 57180, 61945, 66690, 68616, 72428, 74334, 85770, 88920, 90535, 99112, 102924, 108642, 111501, 114360, 123890, 128655, 133380, 144856, 148668, 162963, 171540, 181070, 185835, 205848, 217284, 223002, 235391, 247780, 257310, 266760, 271605, 297336, 325926, 334503, 343080, 362140, 371670, 434568, 446004, 470782, 488889, 495560, 514620, 543210, 557505, 651852, 669006, 706173, 724280, 743340, 814815, 892008, 941564, 977778, 1029240, 1086420, 1115010, 1176955, 1303704, 1338012, 1412346, 1486680, 1629630, 1672515, 1883128, 1955556, 2118519, 2172840, 2230020, 2353910, 2444445, 2676024, 2824692, 3259260, 3345030, 3530865, 3911112, 4237038, 4460040, 4707820, 4888890, 5649384, 6355557, 6518520, 6690060, 7061730, 8474076, 9415640, 9777780, 10592595, 12711114, 13380120, 14123460, 16948152, 19555560, 21185190, 25422228, 28246920, 31777785, 42370380, 50844456, 63555570, 84740760, 127111140, 254222280]

約数ペア:

[(1, 254222280), (2, 127111140), (3, 84740760), (4, 63555570), (5, 50844456), (6, 42370380), (8, 31777785), (9, 28246920), (10, 25422228), (12, 21185190), (13, 19555560), (15, 16948152), (18, 14123460), (19, 13380120), (20, 12711114), (24, 10592595), (26, 9777780), (27, 9415640), (30, 8474076), (36, 7061730), (38, 6690060), (39, 6518520), (40, 6355557), (45, 5649384), (52, 4888890), (54, 4707820), (57, 4460040), (60, 4237038), (65, 3911112), (72, 3530865), (76, 3345030), (78, 3259260), (90, 2824692), (95, 2676024), (104, 2444445), (108, 2353910), (114, 2230020), (117, 2172840), (120, 2118519), (130, 1955556), (135, 1883128), (152, 1672515), (156, 1629630), (171, 1486680), (180, 1412346), (190, 1338012), (195, 1303704), (216, 1176955), (228, 1115010), (234, 1086420), (247, 1029240), (260, 977778), (270, 941564), (285, 892008), (312, 814815), (342, 743340), (351, 724280), (360, 706173), (380, 669006), (390, 651852), (456, 557505), (468, 543210), (494, 514620), (513, 495560), (520, 488889), (540, 470782), (570, 446004), (585, 434568), (684, 371670), (702, 362140), (741, 343080), (760, 334503), (780, 325926), (855, 297336), (936, 271605), (953, 266760), (988, 257310), (1026, 247780), (1080, 235391), (1140, 223002), (1170, 217284), (1235, 205848), (1368, 185835), (1404, 181070), (1482, 171540), (1560, 162963), (1710, 148668), (1755, 144856), (1906, 133380), (1976, 128655), (2052, 123890), (2223, 114360), (2280, 111501), (2340, 108642), (2470, 102924), (2565, 99112), (2808, 90535), (2859, 88920), (2964, 85770), (3420, 74334), (3510, 72428), (3705, 68616), (3812, 66690), (4104, 61945), (4446, 57180), (4680, 54321), (4765, 53352), (4940, 51462), (5130, 49556), (5718, 44460), (5928, 42885), (6669, 38120), (6840, 37167), (7020, 36214), (7410, 34308), (7624, 33345), (8577, 29640), (8892, 28590), (9530, 26676), (9880, 25731), (10260, 24778), (11115, 22872), (11436, 22230), (12389, 20520), (13338, 19060), (14040, 18107), (14295, 17784), (14820, 17154)]