1851979680

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{13829}}^1$

素因数の和:13884

約数の個数: 192

約数和(自身を含む): 6691507200

約数和(自身を除く): 4839527520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 62, 72, 80, 90, 93, 96, 108, 120, 124, 135, 144, 155, 160, 180, 186, 216, 240, 248, 270, 279, 288, 310, 360, 372, 432, 465, 480, 496, 540, 558, 620, 720, 744, 837, 864, 930, 992, 1080, 1116, 1240, 1395, 1440, 1488, 1674, 1860, 2160, 2232, 2480, 2790, 2976, 3348, 3720, 4185, 4320, 4464, 4960, 5580, 6696, 7440, 8370, 8928, 11160, 13392, 13829, 14880, 16740, 22320, 26784, 27658, 33480, 41487, 44640, 55316, 66960, 69145, 82974, 110632, 124461, 133920, 138290, 165948, 207435, 221264, 248922, 276580, 331896, 373383, 414870, 428699, 442528, 497844, 553160, 622305, 663792, 746766, 829740, 857398, 995688, 1106320, 1244610, 1286097, 1327584, 1493532, 1659480, 1714796, 1866915, 1991376, 2143495, 2212640, 2489220, 2572194, 2987064, 3318960, 3429592, 3733830, 3858291, 3982752, 4286990, 4978440, 5144388, 5974128, 6430485, 6637920, 6859184, 7467660, 7716582, 8573980, 9956880, 10288776, 11574873, 11948256, 12860970, 13718368, 14935320, 15433164, 17147960, 19291455, 19913760, 20577552, 23149746, 25721940, 29870640, 30866328, 34295920, 38582910, 41155104, 46299492, 51443880, 57874365, 59741280, 61732656, 68591840, 77165820, 92598984, 102887760, 115748730, 123465312, 154331640, 185197968, 205775520, 231497460, 308663280, 370395936, 462994920, 617326560, 925989840, 1851979680]

約数ペア:

[(1, 1851979680), (2, 925989840), (3, 617326560), (4, 462994920), (5, 370395936), (6, 308663280), (8, 231497460), (9, 205775520), (10, 185197968), (12, 154331640), (15, 123465312), (16, 115748730), (18, 102887760), (20, 92598984), (24, 77165820), (27, 68591840), (30, 61732656), (31, 59741280), (32, 57874365), (36, 51443880), (40, 46299492), (45, 41155104), (48, 38582910), (54, 34295920), (60, 30866328), (62, 29870640), (72, 25721940), (80, 23149746), (90, 20577552), (93, 19913760), (96, 19291455), (108, 17147960), (120, 15433164), (124, 14935320), (135, 13718368), (144, 12860970), (155, 11948256), (160, 11574873), (180, 10288776), (186, 9956880), (216, 8573980), (240, 7716582), (248, 7467660), (270, 6859184), (279, 6637920), (288, 6430485), (310, 5974128), (360, 5144388), (372, 4978440), (432, 4286990), (465, 3982752), (480, 3858291), (496, 3733830), (540, 3429592), (558, 3318960), (620, 2987064), (720, 2572194), (744, 2489220), (837, 2212640), (864, 2143495), (930, 1991376), (992, 1866915), (1080, 1714796), (1116, 1659480), (1240, 1493532), (1395, 1327584), (1440, 1286097), (1488, 1244610), (1674, 1106320), (1860, 995688), (2160, 857398), (2232, 829740), (2480, 746766), (2790, 663792), (2976, 622305), (3348, 553160), (3720, 497844), (4185, 442528), (4320, 428699), (4464, 414870), (4960, 373383), (5580, 331896), (6696, 276580), (7440, 248922), (8370, 221264), (8928, 207435), (11160, 165948), (13392, 138290), (13829, 133920), (14880, 124461), (16740, 110632), (22320, 82974), (26784, 69145), (27658, 66960), (33480, 55316), (41487, 44640)]