64119160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:221

約数の個数: 128

約数和(自身を含む): 174182400

約数和(自身を除く): 110063240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 83, 89, 124, 140, 155, 166, 178, 217, 248, 280, 310, 332, 356, 415, 434, 445, 581, 620, 623, 664, 712, 830, 868, 890, 1085, 1162, 1240, 1246, 1660, 1736, 1780, 2170, 2324, 2492, 2573, 2759, 2905, 3115, 3320, 3560, 4340, 4648, 4984, 5146, 5518, 5810, 6230, 7387, 8680, 10292, 11036, 11620, 12460, 12865, 13795, 14774, 18011, 19313, 20584, 22072, 23240, 24920, 25730, 27590, 29548, 36022, 36935, 38626, 51460, 51709, 55180, 59096, 72044, 73870, 77252, 90055, 96565, 102920, 103418, 110360, 144088, 147740, 154504, 180110, 193130, 206836, 228997, 258545, 295480, 360220, 386260, 413672, 457994, 517090, 720440, 772520, 915988, 1034180, 1144985, 1602979, 1831976, 2068360, 2289970, 3205958, 4579940, 6411916, 8014895, 9159880, 12823832, 16029790, 32059580, 64119160]

約数ペア:

[(1, 64119160), (2, 32059580), (4, 16029790), (5, 12823832), (7, 9159880), (8, 8014895), (10, 6411916), (14, 4579940), (20, 3205958), (28, 2289970), (31, 2068360), (35, 1831976), (40, 1602979), (56, 1144985), (62, 1034180), (70, 915988), (83, 772520), (89, 720440), (124, 517090), (140, 457994), (155, 413672), (166, 386260), (178, 360220), (217, 295480), (248, 258545), (280, 228997), (310, 206836), (332, 193130), (356, 180110), (415, 154504), (434, 147740), (445, 144088), (581, 110360), (620, 103418), (623, 102920), (664, 96565), (712, 90055), (830, 77252), (868, 73870), (890, 72044), (1085, 59096), (1162, 55180), (1240, 51709), (1246, 51460), (1660, 38626), (1736, 36935), (1780, 36022), (2170, 29548), (2324, 27590), (2492, 25730), (2573, 24920), (2759, 23240), (2905, 22072), (3115, 20584), (3320, 19313), (3560, 18011), (4340, 14774), (4648, 13795), (4984, 12865), (5146, 12460), (5518, 11620), (5810, 11036), (6230, 10292), (7387, 8680)]