263417520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{947}}^1$

素因数の和:1043

約数の個数: 160

約数和(自身を含む): 874586880

約数和(自身を除く): 611169360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 61, 76, 80, 95, 114, 120, 122, 152, 183, 190, 228, 240, 244, 285, 304, 305, 366, 380, 456, 488, 570, 610, 732, 760, 912, 915, 947, 976, 1140, 1159, 1220, 1464, 1520, 1830, 1894, 2280, 2318, 2440, 2841, 2928, 3477, 3660, 3788, 4560, 4636, 4735, 4880, 5682, 5795, 6954, 7320, 7576, 9272, 9470, 11364, 11590, 13908, 14205, 14640, 15152, 17385, 17993, 18544, 18940, 22728, 23180, 27816, 28410, 34770, 35986, 37880, 45456, 46360, 53979, 55632, 56820, 57767, 69540, 71972, 75760, 89965, 92720, 107958, 113640, 115534, 139080, 143944, 173301, 179930, 215916, 227280, 231068, 269895, 278160, 287888, 288835, 346602, 359860, 431832, 462136, 539790, 577670, 693204, 719720, 863664, 866505, 924272, 1079580, 1097573, 1155340, 1386408, 1439440, 1733010, 2159160, 2195146, 2310680, 2772816, 3292719, 3466020, 4318320, 4390292, 4621360, 5487865, 6585438, 6932040, 8780584, 10975730, 13170876, 13864080, 16463595, 17561168, 21951460, 26341752, 32927190, 43902920, 52683504, 65854380, 87805840, 131708760, 263417520]

約数ペア:

[(1, 263417520), (2, 131708760), (3, 87805840), (4, 65854380), (5, 52683504), (6, 43902920), (8, 32927190), (10, 26341752), (12, 21951460), (15, 17561168), (16, 16463595), (19, 13864080), (20, 13170876), (24, 10975730), (30, 8780584), (38, 6932040), (40, 6585438), (48, 5487865), (57, 4621360), (60, 4390292), (61, 4318320), (76, 3466020), (80, 3292719), (95, 2772816), (114, 2310680), (120, 2195146), (122, 2159160), (152, 1733010), (183, 1439440), (190, 1386408), (228, 1155340), (240, 1097573), (244, 1079580), (285, 924272), (304, 866505), (305, 863664), (366, 719720), (380, 693204), (456, 577670), (488, 539790), (570, 462136), (610, 431832), (732, 359860), (760, 346602), (912, 288835), (915, 287888), (947, 278160), (976, 269895), (1140, 231068), (1159, 227280), (1220, 215916), (1464, 179930), (1520, 173301), (1830, 143944), (1894, 139080), (2280, 115534), (2318, 113640), (2440, 107958), (2841, 92720), (2928, 89965), (3477, 75760), (3660, 71972), (3788, 69540), (4560, 57767), (4636, 56820), (4735, 55632), (4880, 53979), (5682, 46360), (5795, 45456), (6954, 37880), (7320, 35986), (7576, 34770), (9272, 28410), (9470, 27816), (11364, 23180), (11590, 22728), (13908, 18940), (14205, 18544), (14640, 17993), (15152, 17385)]