438500040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19541}}^1$

素因数の和:19583

約数の個数: 128

約数和(自身を含む): 1519585920

約数和(自身を除く): 1081085880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 17, 20, 22, 24, 30, 33, 34, 40, 44, 51, 55, 60, 66, 68, 85, 88, 102, 110, 120, 132, 136, 165, 170, 187, 204, 220, 255, 264, 330, 340, 374, 408, 440, 510, 561, 660, 680, 748, 935, 1020, 1122, 1320, 1496, 1870, 2040, 2244, 2805, 3740, 4488, 5610, 7480, 11220, 19541, 22440, 39082, 58623, 78164, 97705, 117246, 156328, 195410, 214951, 234492, 293115, 332197, 390820, 429902, 468984, 586230, 644853, 664394, 781640, 859804, 996591, 1074755, 1172460, 1289706, 1328788, 1660985, 1719608, 1993182, 2149510, 2344920, 2579412, 2657576, 3224265, 3321970, 3654167, 3986364, 4299020, 4982955, 5158824, 6448530, 6643940, 7308334, 7972728, 8598040, 9965910, 10962501, 12897060, 13287880, 14616668, 18270835, 19931820, 21925002, 25794120, 29233336, 36541670, 39863640, 43850004, 54812505, 73083340, 87700008, 109625010, 146166680, 219250020, 438500040]

約数ペア:

[(1, 438500040), (2, 219250020), (3, 146166680), (4, 109625010), (5, 87700008), (6, 73083340), (8, 54812505), (10, 43850004), (11, 39863640), (12, 36541670), (15, 29233336), (17, 25794120), (20, 21925002), (22, 19931820), (24, 18270835), (30, 14616668), (33, 13287880), (34, 12897060), (40, 10962501), (44, 9965910), (51, 8598040), (55, 7972728), (60, 7308334), (66, 6643940), (68, 6448530), (85, 5158824), (88, 4982955), (102, 4299020), (110, 3986364), (120, 3654167), (132, 3321970), (136, 3224265), (165, 2657576), (170, 2579412), (187, 2344920), (204, 2149510), (220, 1993182), (255, 1719608), (264, 1660985), (330, 1328788), (340, 1289706), (374, 1172460), (408, 1074755), (440, 996591), (510, 859804), (561, 781640), (660, 664394), (680, 644853), (748, 586230), (935, 468984), (1020, 429902), (1122, 390820), (1320, 332197), (1496, 293115), (1870, 234492), (2040, 214951), (2244, 195410), (2805, 156328), (3740, 117246), (4488, 97705), (5610, 78164), (7480, 58623), (11220, 39082), (19541, 22440)]