90689220

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:164

約数の個数: 240

約数和(自身を含む): 312847920

約数和(自身を除く): 222158700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 37, 45, 51, 54, 60, 68, 74, 81, 85, 89, 90, 102, 108, 111, 135, 148, 153, 162, 170, 178, 180, 185, 204, 222, 255, 267, 270, 306, 324, 333, 340, 356, 370, 405, 444, 445, 459, 510, 534, 540, 555, 612, 629, 666, 740, 765, 801, 810, 890, 918, 999, 1020, 1068, 1110, 1258, 1332, 1335, 1377, 1513, 1530, 1602, 1620, 1665, 1780, 1836, 1887, 1998, 2220, 2295, 2403, 2516, 2670, 2754, 2997, 3026, 3060, 3145, 3204, 3293, 3330, 3774, 3996, 4005, 4539, 4590, 4806, 4995, 5340, 5508, 5661, 5994, 6052, 6290, 6586, 6660, 6885, 7209, 7548, 7565, 8010, 9078, 9180, 9435, 9612, 9879, 9990, 11322, 11988, 12015, 12580, 13172, 13617, 13770, 14418, 14985, 15130, 16020, 16465, 16983, 18156, 18870, 19758, 19980, 22644, 22695, 24030, 27234, 27540, 28305, 28836, 29637, 29970, 30260, 32930, 33966, 36045, 37740, 39516, 40851, 45390, 48060, 49395, 50949, 54468, 55981, 56610, 59274, 59940, 65860, 67932, 68085, 72090, 81702, 84915, 88911, 90780, 98790, 101898, 111962, 113220, 118548, 122553, 136170, 144180, 148185, 163404, 167943, 169830, 177822, 197580, 203796, 204255, 223924, 245106, 254745, 266733, 272340, 279905, 296370, 335886, 339660, 355644, 408510, 444555, 490212, 503829, 509490, 533466, 559810, 592740, 612765, 671772, 817020, 839715, 889110, 1007658, 1018980, 1066932, 1119620, 1225530, 1333665, 1511487, 1679430, 1778220, 2015316, 2451060, 2519145, 2667330, 3022974, 3358860, 4534461, 5038290, 5334660, 6045948, 7557435, 9068922, 10076580, 15114870, 18137844, 22672305, 30229740, 45344610, 90689220]

約数ペア:

[(1, 90689220), (2, 45344610), (3, 30229740), (4, 22672305), (5, 18137844), (6, 15114870), (9, 10076580), (10, 9068922), (12, 7557435), (15, 6045948), (17, 5334660), (18, 5038290), (20, 4534461), (27, 3358860), (30, 3022974), (34, 2667330), (36, 2519145), (37, 2451060), (45, 2015316), (51, 1778220), (54, 1679430), (60, 1511487), (68, 1333665), (74, 1225530), (81, 1119620), (85, 1066932), (89, 1018980), (90, 1007658), (102, 889110), (108, 839715), (111, 817020), (135, 671772), (148, 612765), (153, 592740), (162, 559810), (170, 533466), (178, 509490), (180, 503829), (185, 490212), (204, 444555), (222, 408510), (255, 355644), (267, 339660), (270, 335886), (306, 296370), (324, 279905), (333, 272340), (340, 266733), (356, 254745), (370, 245106), (405, 223924), (444, 204255), (445, 203796), (459, 197580), (510, 177822), (534, 169830), (540, 167943), (555, 163404), (612, 148185), (629, 144180), (666, 136170), (740, 122553), (765, 118548), (801, 113220), (810, 111962), (890, 101898), (918, 98790), (999, 90780), (1020, 88911), (1068, 84915), (1110, 81702), (1258, 72090), (1332, 68085), (1335, 67932), (1377, 65860), (1513, 59940), (1530, 59274), (1602, 56610), (1620, 55981), (1665, 54468), (1780, 50949), (1836, 49395), (1887, 48060), (1998, 45390), (2220, 40851), (2295, 39516), (2403, 37740), (2516, 36045), (2670, 33966), (2754, 32930), (2997, 30260), (3026, 29970), (3060, 29637), (3145, 28836), (3204, 28305), (3293, 27540), (3330, 27234), (3774, 24030), (3996, 22695), (4005, 22644), (4539, 19980), (4590, 19758), (4806, 18870), (4995, 18156), (5340, 16983), (5508, 16465), (5661, 16020), (5994, 15130), (6052, 14985), (6290, 14418), (6586, 13770), (6660, 13617), (6885, 13172), (7209, 12580), (7548, 12015), (7565, 11988), (8010, 11322), (9078, 9990), (9180, 9879), (9435, 9612)]