40334720

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1$

素因数の和:176

約数の個数: 128

約数和(自身を含む): 105753600

約数和(自身を除く): 65418880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 62, 64, 76, 80, 95, 107, 124, 128, 152, 155, 160, 190, 214, 248, 304, 310, 320, 380, 428, 496, 535, 589, 608, 620, 640, 760, 856, 992, 1070, 1178, 1216, 1240, 1520, 1712, 1984, 2033, 2140, 2356, 2432, 2480, 2945, 3040, 3317, 3424, 3968, 4066, 4280, 4712, 4960, 5890, 6080, 6634, 6848, 8132, 8560, 9424, 9920, 10165, 11780, 12160, 13268, 13696, 16264, 16585, 17120, 18848, 19840, 20330, 23560, 26536, 32528, 33170, 34240, 37696, 40660, 47120, 53072, 63023, 65056, 66340, 68480, 75392, 81320, 94240, 106144, 126046, 130112, 132680, 162640, 188480, 212288, 252092, 260224, 265360, 315115, 325280, 376960, 424576, 504184, 530720, 630230, 650560, 1008368, 1061440, 1260460, 1301120, 2016736, 2122880, 2520920, 4033472, 5041840, 8066944, 10083680, 20167360, 40334720]

約数ペア:

[(1, 40334720), (2, 20167360), (4, 10083680), (5, 8066944), (8, 5041840), (10, 4033472), (16, 2520920), (19, 2122880), (20, 2016736), (31, 1301120), (32, 1260460), (38, 1061440), (40, 1008368), (62, 650560), (64, 630230), (76, 530720), (80, 504184), (95, 424576), (107, 376960), (124, 325280), (128, 315115), (152, 265360), (155, 260224), (160, 252092), (190, 212288), (214, 188480), (248, 162640), (304, 132680), (310, 130112), (320, 126046), (380, 106144), (428, 94240), (496, 81320), (535, 75392), (589, 68480), (608, 66340), (620, 65056), (640, 63023), (760, 53072), (856, 47120), (992, 40660), (1070, 37696), (1178, 34240), (1216, 33170), (1240, 32528), (1520, 26536), (1712, 23560), (1984, 20330), (2033, 19840), (2140, 18848), (2356, 17120), (2432, 16585), (2480, 16264), (2945, 13696), (3040, 13268), (3317, 12160), (3424, 11780), (3968, 10165), (4066, 9920), (4280, 9424), (4712, 8560), (4960, 8132), (5890, 6848), (6080, 6634)]