20159320140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{37171}}^1$

素因数の和:37340

約数の個数: 144

約数和(自身を含む): 64297449216

約数和(自身を除く): 44138129076

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 131, 138, 180, 207, 230, 262, 276, 345, 393, 414, 460, 524, 655, 690, 786, 828, 1035, 1179, 1310, 1380, 1572, 1965, 2070, 2358, 2620, 3013, 3930, 4140, 4716, 5895, 6026, 7860, 9039, 11790, 12052, 15065, 18078, 23580, 27117, 30130, 36156, 37171, 45195, 54234, 60260, 74342, 90390, 108468, 111513, 135585, 148684, 180780, 185855, 223026, 271170, 334539, 371710, 446052, 542340, 557565, 669078, 743420, 854933, 1115130, 1338156, 1672695, 1709866, 2230260, 2564799, 3345390, 3419732, 4274665, 4869401, 5129598, 6690780, 7694397, 8549330, 9738802, 10259196, 12823995, 14608203, 15388794, 17098660, 19477604, 24347005, 25647990, 29216406, 30777588, 38471985, 43824609, 48694010, 51295980, 58432812, 73041015, 76943970, 87649218, 97388020, 111996223, 146082030, 153887940, 175298436, 219123045, 223992446, 292164060, 335988669, 438246090, 447984892, 559981115, 671977338, 876492180, 1007966007, 1119962230, 1343954676, 1679943345, 2015932014, 2239924460, 3359886690, 4031864028, 5039830035, 6719773380, 10079660070, 20159320140]

約数ペア:

[(1, 20159320140), (2, 10079660070), (3, 6719773380), (4, 5039830035), (5, 4031864028), (6, 3359886690), (9, 2239924460), (10, 2015932014), (12, 1679943345), (15, 1343954676), (18, 1119962230), (20, 1007966007), (23, 876492180), (30, 671977338), (36, 559981115), (45, 447984892), (46, 438246090), (60, 335988669), (69, 292164060), (90, 223992446), (92, 219123045), (115, 175298436), (131, 153887940), (138, 146082030), (180, 111996223), (207, 97388020), (230, 87649218), (262, 76943970), (276, 73041015), (345, 58432812), (393, 51295980), (414, 48694010), (460, 43824609), (524, 38471985), (655, 30777588), (690, 29216406), (786, 25647990), (828, 24347005), (1035, 19477604), (1179, 17098660), (1310, 15388794), (1380, 14608203), (1572, 12823995), (1965, 10259196), (2070, 9738802), (2358, 8549330), (2620, 7694397), (3013, 6690780), (3930, 5129598), (4140, 4869401), (4716, 4274665), (5895, 3419732), (6026, 3345390), (7860, 2564799), (9039, 2230260), (11790, 1709866), (12052, 1672695), (15065, 1338156), (18078, 1115130), (23580, 854933), (27117, 743420), (30130, 669078), (36156, 557565), (37171, 542340), (45195, 446052), (54234, 371710), (60260, 334539), (74342, 271170), (90390, 223026), (108468, 185855), (111513, 180780), (135585, 148684)]