68735100

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{461}}^1$

素因数の和:556

約数の個数: 144

約数和(自身を含む): 230985216

約数和(自身を除く): 162250116

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 71, 75, 84, 100, 105, 140, 142, 150, 175, 210, 213, 284, 300, 350, 355, 420, 426, 461, 497, 525, 700, 710, 852, 922, 994, 1050, 1065, 1383, 1420, 1491, 1775, 1844, 1988, 2100, 2130, 2305, 2485, 2766, 2982, 3227, 3550, 4260, 4610, 4970, 5325, 5532, 5964, 6454, 6915, 7100, 7455, 9220, 9681, 9940, 10650, 11525, 12425, 12908, 13830, 14910, 16135, 19362, 21300, 23050, 24850, 27660, 29820, 32270, 32731, 34575, 37275, 38724, 46100, 48405, 49700, 64540, 65462, 69150, 74550, 80675, 96810, 98193, 130924, 138300, 149100, 161350, 163655, 193620, 196386, 229117, 242025, 322700, 327310, 392772, 458234, 484050, 490965, 654620, 687351, 818275, 916468, 968100, 981930, 1145585, 1374702, 1636550, 1963860, 2291170, 2454825, 2749404, 3273100, 3436755, 4582340, 4909650, 5727925, 6873510, 9819300, 11455850, 13747020, 17183775, 22911700, 34367550, 68735100]

約数ペア:

[(1, 68735100), (2, 34367550), (3, 22911700), (4, 17183775), (5, 13747020), (6, 11455850), (7, 9819300), (10, 6873510), (12, 5727925), (14, 4909650), (15, 4582340), (20, 3436755), (21, 3273100), (25, 2749404), (28, 2454825), (30, 2291170), (35, 1963860), (42, 1636550), (50, 1374702), (60, 1145585), (70, 981930), (71, 968100), (75, 916468), (84, 818275), (100, 687351), (105, 654620), (140, 490965), (142, 484050), (150, 458234), (175, 392772), (210, 327310), (213, 322700), (284, 242025), (300, 229117), (350, 196386), (355, 193620), (420, 163655), (426, 161350), (461, 149100), (497, 138300), (525, 130924), (700, 98193), (710, 96810), (852, 80675), (922, 74550), (994, 69150), (1050, 65462), (1065, 64540), (1383, 49700), (1420, 48405), (1491, 46100), (1775, 38724), (1844, 37275), (1988, 34575), (2100, 32731), (2130, 32270), (2305, 29820), (2485, 27660), (2766, 24850), (2982, 23050), (3227, 21300), (3550, 19362), (4260, 16135), (4610, 14910), (4970, 13830), (5325, 12908), (5532, 12425), (5964, 11525), (6454, 10650), (6915, 9940), (7100, 9681), (7455, 9220)]