71441760

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^2$

素因数の和:245

約数の個数: 144

約数和(自身を含む): 244638576

約数和(自身を除く): 173196816

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 107, 120, 130, 156, 160, 195, 208, 214, 240, 260, 312, 321, 390, 416, 428, 480, 520, 535, 624, 642, 780, 856, 1040, 1070, 1248, 1284, 1391, 1560, 1605, 1712, 2080, 2140, 2568, 2782, 3120, 3210, 3424, 4173, 4280, 5136, 5564, 6240, 6420, 6955, 8346, 8560, 10272, 11128, 11449, 12840, 13910, 16692, 17120, 20865, 22256, 22898, 25680, 27820, 33384, 34347, 41730, 44512, 45796, 51360, 55640, 57245, 66768, 68694, 83460, 91592, 111280, 114490, 133536, 137388, 148837, 166920, 171735, 183184, 222560, 228980, 274776, 297674, 333840, 343470, 366368, 446511, 457960, 549552, 595348, 667680, 686940, 744185, 893022, 915920, 1099104, 1190696, 1373880, 1488370, 1786044, 1831840, 2232555, 2381392, 2747760, 2976740, 3572088, 4465110, 4762784, 5495520, 5953480, 7144176, 8930220, 11906960, 14288352, 17860440, 23813920, 35720880, 71441760]

約数ペア:

[(1, 71441760), (2, 35720880), (3, 23813920), (4, 17860440), (5, 14288352), (6, 11906960), (8, 8930220), (10, 7144176), (12, 5953480), (13, 5495520), (15, 4762784), (16, 4465110), (20, 3572088), (24, 2976740), (26, 2747760), (30, 2381392), (32, 2232555), (39, 1831840), (40, 1786044), (48, 1488370), (52, 1373880), (60, 1190696), (65, 1099104), (78, 915920), (80, 893022), (96, 744185), (104, 686940), (107, 667680), (120, 595348), (130, 549552), (156, 457960), (160, 446511), (195, 366368), (208, 343470), (214, 333840), (240, 297674), (260, 274776), (312, 228980), (321, 222560), (390, 183184), (416, 171735), (428, 166920), (480, 148837), (520, 137388), (535, 133536), (624, 114490), (642, 111280), (780, 91592), (856, 83460), (1040, 68694), (1070, 66768), (1248, 57245), (1284, 55640), (1391, 51360), (1560, 45796), (1605, 44512), (1712, 41730), (2080, 34347), (2140, 33384), (2568, 27820), (2782, 25680), (3120, 22898), (3210, 22256), (3424, 20865), (4173, 17120), (4280, 16692), (5136, 13910), (5564, 12840), (6240, 11449), (6420, 11128), (6955, 10272), (8346, 8560)]