489830640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{8263}}^1$

素因数の和:8311

約数の個数: 160

約数和(自身を含む): 1721556480

約数和(自身を除く): 1231725840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 19, 20, 24, 26, 30, 38, 39, 40, 48, 52, 57, 60, 65, 76, 78, 80, 95, 104, 114, 120, 130, 152, 156, 190, 195, 208, 228, 240, 247, 260, 285, 304, 312, 380, 390, 456, 494, 520, 570, 624, 741, 760, 780, 912, 988, 1040, 1140, 1235, 1482, 1520, 1560, 1976, 2280, 2470, 2964, 3120, 3705, 3952, 4560, 4940, 5928, 7410, 8263, 9880, 11856, 14820, 16526, 19760, 24789, 29640, 33052, 41315, 49578, 59280, 66104, 82630, 99156, 107419, 123945, 132208, 156997, 165260, 198312, 214838, 247890, 313994, 322257, 330520, 396624, 429676, 470991, 495780, 537095, 627988, 644514, 661040, 784985, 859352, 941982, 991560, 1074190, 1255976, 1289028, 1569970, 1611285, 1718704, 1883964, 1983120, 2040961, 2148380, 2354955, 2511952, 2578056, 3139940, 3222570, 3767928, 4081922, 4296760, 4709910, 5156112, 6122883, 6279880, 6445140, 7535856, 8163844, 8593520, 9419820, 10204805, 12245766, 12559760, 12890280, 16327688, 18839640, 20409610, 24491532, 25780560, 30614415, 32655376, 37679280, 40819220, 48983064, 61228830, 81638440, 97966128, 122457660, 163276880, 244915320, 489830640]

約数ペア:

[(1, 489830640), (2, 244915320), (3, 163276880), (4, 122457660), (5, 97966128), (6, 81638440), (8, 61228830), (10, 48983064), (12, 40819220), (13, 37679280), (15, 32655376), (16, 30614415), (19, 25780560), (20, 24491532), (24, 20409610), (26, 18839640), (30, 16327688), (38, 12890280), (39, 12559760), (40, 12245766), (48, 10204805), (52, 9419820), (57, 8593520), (60, 8163844), (65, 7535856), (76, 6445140), (78, 6279880), (80, 6122883), (95, 5156112), (104, 4709910), (114, 4296760), (120, 4081922), (130, 3767928), (152, 3222570), (156, 3139940), (190, 2578056), (195, 2511952), (208, 2354955), (228, 2148380), (240, 2040961), (247, 1983120), (260, 1883964), (285, 1718704), (304, 1611285), (312, 1569970), (380, 1289028), (390, 1255976), (456, 1074190), (494, 991560), (520, 941982), (570, 859352), (624, 784985), (741, 661040), (760, 644514), (780, 627988), (912, 537095), (988, 495780), (1040, 470991), (1140, 429676), (1235, 396624), (1482, 330520), (1520, 322257), (1560, 313994), (1976, 247890), (2280, 214838), (2470, 198312), (2964, 165260), (3120, 156997), (3705, 132208), (3952, 123945), (4560, 107419), (4940, 99156), (5928, 82630), (7410, 66104), (8263, 59280), (9880, 49578), (11856, 41315), (14820, 33052), (16526, 29640), (19760, 24789)]