80496971820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{443}}^1\times {\mathrm{43891}}^1$

素因数の和:44372

約数の個数: 144

約数和(自身を含む): 255371380992

約数和(自身を除く): 174874409172

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, 138, 180, 207, 230, 276, 345, 414, 443, 460, 690, 828, 886, 1035, 1329, 1380, 1772, 2070, 2215, 2658, 3987, 4140, 4430, 5316, 6645, 7974, 8860, 10189, 13290, 15948, 19935, 20378, 26580, 30567, 39870, 40756, 43891, 50945, 61134, 79740, 87782, 91701, 101890, 122268, 131673, 152835, 175564, 183402, 203780, 219455, 263346, 305670, 366804, 395019, 438910, 458505, 526692, 611340, 658365, 790038, 877820, 917010, 1009493, 1316730, 1580076, 1834020, 1975095, 2018986, 2633460, 3028479, 3950190, 4037972, 5047465, 6056958, 7900380, 9085437, 10094930, 12113916, 15142395, 18170874, 19443713, 20189860, 30284790, 36341748, 38887426, 45427185, 58331139, 60569580, 77774852, 90854370, 97218565, 116662278, 174993417, 181708740, 194437130, 233324556, 291655695, 349986834, 388874260, 447205399, 583311390, 699973668, 874967085, 894410798, 1166622780, 1341616197, 1749934170, 1788821596, 2236026995, 2683232394, 3499868340, 4024848591, 4472053990, 5366464788, 6708080985, 8049697182, 8944107980, 13416161970, 16099394364, 20124242955, 26832323940, 40248485910, 80496971820]

約数ペア:

[(1, 80496971820), (2, 40248485910), (3, 26832323940), (4, 20124242955), (5, 16099394364), (6, 13416161970), (9, 8944107980), (10, 8049697182), (12, 6708080985), (15, 5366464788), (18, 4472053990), (20, 4024848591), (23, 3499868340), (30, 2683232394), (36, 2236026995), (45, 1788821596), (46, 1749934170), (60, 1341616197), (69, 1166622780), (90, 894410798), (92, 874967085), (115, 699973668), (138, 583311390), (180, 447205399), (207, 388874260), (230, 349986834), (276, 291655695), (345, 233324556), (414, 194437130), (443, 181708740), (460, 174993417), (690, 116662278), (828, 97218565), (886, 90854370), (1035, 77774852), (1329, 60569580), (1380, 58331139), (1772, 45427185), (2070, 38887426), (2215, 36341748), (2658, 30284790), (3987, 20189860), (4140, 19443713), (4430, 18170874), (5316, 15142395), (6645, 12113916), (7974, 10094930), (8860, 9085437), (10189, 7900380), (13290, 6056958), (15948, 5047465), (19935, 4037972), (20378, 3950190), (26580, 3028479), (30567, 2633460), (39870, 2018986), (40756, 1975095), (43891, 1834020), (50945, 1580076), (61134, 1316730), (79740, 1009493), (87782, 917010), (91701, 877820), (101890, 790038), (122268, 658365), (131673, 611340), (152835, 526692), (175564, 458505), (183402, 438910), (203780, 395019), (219455, 366804), (263346, 305670)]