61280100

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:235

約数の個数: 216

約数和(自身を含む): 224235648

約数和(自身を除く): 162955548

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 50, 60, 63, 70, 71, 75, 84, 90, 100, 105, 126, 137, 140, 142, 150, 175, 180, 210, 213, 225, 252, 274, 284, 300, 315, 350, 355, 411, 420, 426, 450, 497, 525, 548, 630, 639, 685, 700, 710, 822, 852, 900, 959, 994, 1050, 1065, 1233, 1260, 1278, 1370, 1420, 1491, 1575, 1644, 1775, 1918, 1988, 2055, 2100, 2130, 2466, 2485, 2556, 2740, 2877, 2982, 3150, 3195, 3425, 3550, 3836, 4110, 4260, 4473, 4795, 4932, 4970, 5325, 5754, 5964, 6165, 6300, 6390, 6850, 7100, 7455, 8220, 8631, 8946, 9590, 9727, 9940, 10275, 10650, 11508, 12330, 12425, 12780, 13700, 14385, 14910, 15975, 17262, 17892, 19180, 19454, 20550, 21300, 22365, 23975, 24660, 24850, 28770, 29181, 29820, 30825, 31950, 34524, 37275, 38908, 41100, 43155, 44730, 47950, 48635, 49700, 57540, 58362, 61650, 63900, 68089, 71925, 74550, 86310, 87543, 89460, 95900, 97270, 111825, 116724, 123300, 136178, 143850, 145905, 149100, 172620, 175086, 194540, 204267, 215775, 223650, 243175, 272356, 287700, 291810, 340445, 350172, 408534, 431550, 437715, 447300, 486350, 583620, 612801, 680890, 729525, 817068, 863100, 875430, 972700, 1021335, 1225602, 1361780, 1459050, 1702225, 1750860, 2042670, 2188575, 2451204, 2918100, 3064005, 3404450, 4085340, 4377150, 5106675, 6128010, 6808900, 8754300, 10213350, 12256020, 15320025, 20426700, 30640050, 61280100]

約数ペア:

[(1, 61280100), (2, 30640050), (3, 20426700), (4, 15320025), (5, 12256020), (6, 10213350), (7, 8754300), (9, 6808900), (10, 6128010), (12, 5106675), (14, 4377150), (15, 4085340), (18, 3404450), (20, 3064005), (21, 2918100), (25, 2451204), (28, 2188575), (30, 2042670), (35, 1750860), (36, 1702225), (42, 1459050), (45, 1361780), (50, 1225602), (60, 1021335), (63, 972700), (70, 875430), (71, 863100), (75, 817068), (84, 729525), (90, 680890), (100, 612801), (105, 583620), (126, 486350), (137, 447300), (140, 437715), (142, 431550), (150, 408534), (175, 350172), (180, 340445), (210, 291810), (213, 287700), (225, 272356), (252, 243175), (274, 223650), (284, 215775), (300, 204267), (315, 194540), (350, 175086), (355, 172620), (411, 149100), (420, 145905), (426, 143850), (450, 136178), (497, 123300), (525, 116724), (548, 111825), (630, 97270), (639, 95900), (685, 89460), (700, 87543), (710, 86310), (822, 74550), (852, 71925), (900, 68089), (959, 63900), (994, 61650), (1050, 58362), (1065, 57540), (1233, 49700), (1260, 48635), (1278, 47950), (1370, 44730), (1420, 43155), (1491, 41100), (1575, 38908), (1644, 37275), (1775, 34524), (1918, 31950), (1988, 30825), (2055, 29820), (2100, 29181), (2130, 28770), (2466, 24850), (2485, 24660), (2556, 23975), (2740, 22365), (2877, 21300), (2982, 20550), (3150, 19454), (3195, 19180), (3425, 17892), (3550, 17262), (3836, 15975), (4110, 14910), (4260, 14385), (4473, 13700), (4795, 12780), (4932, 12425), (4970, 12330), (5325, 11508), (5754, 10650), (5964, 10275), (6165, 9940), (6300, 9727), (6390, 9590), (6850, 8946), (7100, 8631), (7455, 8220)]