78450960

素因数分解:

$2^4\times 3^1\times 5^1\times 7^3\times {\mathrm{953}}^1$

素因数の和:990

約数の個数: 160

約数和(自身を含む): 283910400

約数和(自身を除く): 205459440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 98, 105, 112, 120, 140, 147, 168, 196, 210, 240, 245, 280, 294, 336, 343, 392, 420, 490, 560, 588, 686, 735, 784, 840, 953, 980, 1029, 1176, 1372, 1470, 1680, 1715, 1906, 1960, 2058, 2352, 2744, 2859, 2940, 3430, 3812, 3920, 4116, 4765, 5145, 5488, 5718, 5880, 6671, 6860, 7624, 8232, 9530, 10290, 11436, 11760, 13342, 13720, 14295, 15248, 16464, 19060, 20013, 20580, 22872, 26684, 27440, 28590, 33355, 38120, 40026, 41160, 45744, 46697, 53368, 57180, 66710, 76240, 80052, 82320, 93394, 100065, 106736, 114360, 133420, 140091, 160104, 186788, 200130, 228720, 233485, 266840, 280182, 320208, 326879, 373576, 400260, 466970, 533680, 560364, 653758, 700455, 747152, 800520, 933940, 980637, 1120728, 1307516, 1400910, 1601040, 1634395, 1867880, 1961274, 2241456, 2615032, 2801820, 3268790, 3735760, 3922548, 4903185, 5230064, 5603640, 6537580, 7845096, 9806370, 11207280, 13075160, 15690192, 19612740, 26150320, 39225480, 78450960]

約数ペア:

[(1, 78450960), (2, 39225480), (3, 26150320), (4, 19612740), (5, 15690192), (6, 13075160), (7, 11207280), (8, 9806370), (10, 7845096), (12, 6537580), (14, 5603640), (15, 5230064), (16, 4903185), (20, 3922548), (21, 3735760), (24, 3268790), (28, 2801820), (30, 2615032), (35, 2241456), (40, 1961274), (42, 1867880), (48, 1634395), (49, 1601040), (56, 1400910), (60, 1307516), (70, 1120728), (80, 980637), (84, 933940), (98, 800520), (105, 747152), (112, 700455), (120, 653758), (140, 560364), (147, 533680), (168, 466970), (196, 400260), (210, 373576), (240, 326879), (245, 320208), (280, 280182), (294, 266840), (336, 233485), (343, 228720), (392, 200130), (420, 186788), (490, 160104), (560, 140091), (588, 133420), (686, 114360), (735, 106736), (784, 100065), (840, 93394), (953, 82320), (980, 80052), (1029, 76240), (1176, 66710), (1372, 57180), (1470, 53368), (1680, 46697), (1715, 45744), (1906, 41160), (1960, 40026), (2058, 38120), (2352, 33355), (2744, 28590), (2859, 27440), (2940, 26684), (3430, 22872), (3812, 20580), (3920, 20013), (4116, 19060), (4765, 16464), (5145, 15248), (5488, 14295), (5718, 13720), (5880, 13342), (6671, 11760), (6860, 11436), (7624, 10290), (8232, 9530)]