38626890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:176

約数の個数: 128

約数和(自身を含む): 106375680

約数和(自身を除く): 67748790

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 23, 30, 34, 37, 46, 51, 69, 74, 85, 89, 102, 111, 115, 138, 170, 178, 185, 222, 230, 255, 267, 345, 370, 391, 445, 510, 534, 555, 629, 690, 782, 851, 890, 1110, 1173, 1258, 1335, 1513, 1702, 1887, 1955, 2047, 2346, 2553, 2670, 3026, 3145, 3293, 3774, 3910, 4094, 4255, 4539, 5106, 5865, 6141, 6290, 6586, 7565, 8510, 9078, 9435, 9879, 10235, 11730, 12282, 12765, 14467, 15130, 16465, 18870, 19758, 20470, 22695, 25530, 28934, 30705, 32930, 34799, 43401, 45390, 49395, 55981, 61410, 69598, 72335, 75739, 86802, 98790, 104397, 111962, 144670, 151478, 167943, 173995, 208794, 217005, 227217, 279905, 335886, 347990, 378695, 434010, 454434, 521985, 559810, 757390, 839715, 1043970, 1136085, 1287563, 1679430, 2272170, 2575126, 3862689, 6437815, 7725378, 12875630, 19313445, 38626890]

約数ペア:

[(1, 38626890), (2, 19313445), (3, 12875630), (5, 7725378), (6, 6437815), (10, 3862689), (15, 2575126), (17, 2272170), (23, 1679430), (30, 1287563), (34, 1136085), (37, 1043970), (46, 839715), (51, 757390), (69, 559810), (74, 521985), (85, 454434), (89, 434010), (102, 378695), (111, 347990), (115, 335886), (138, 279905), (170, 227217), (178, 217005), (185, 208794), (222, 173995), (230, 167943), (255, 151478), (267, 144670), (345, 111962), (370, 104397), (391, 98790), (445, 86802), (510, 75739), (534, 72335), (555, 69598), (629, 61410), (690, 55981), (782, 49395), (851, 45390), (890, 43401), (1110, 34799), (1173, 32930), (1258, 30705), (1335, 28934), (1513, 25530), (1702, 22695), (1887, 20470), (1955, 19758), (2047, 18870), (2346, 16465), (2553, 15130), (2670, 14467), (3026, 12765), (3145, 12282), (3293, 11730), (3774, 10235), (3910, 9879), (4094, 9435), (4255, 9078), (4539, 8510), (5106, 7565), (5865, 6586), (6141, 6290)]