1247992900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{2657}}^1$

素因数の和:2750

約数の個数: 144

約数和(自身を含む): 3433030272

約数和(自身を除く): 2185037372

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 44, 50, 55, 61, 70, 77, 100, 110, 122, 140, 154, 175, 220, 244, 275, 305, 308, 350, 385, 427, 550, 610, 671, 700, 770, 854, 1100, 1220, 1342, 1525, 1540, 1708, 1925, 2135, 2657, 2684, 3050, 3355, 3850, 4270, 4697, 5314, 6100, 6710, 7700, 8540, 9394, 10628, 10675, 13285, 13420, 16775, 18599, 18788, 21350, 23485, 26570, 29227, 33550, 37198, 42700, 46970, 53140, 58454, 66425, 67100, 74396, 92995, 93940, 116908, 117425, 132850, 146135, 162077, 185990, 204589, 234850, 265700, 292270, 324154, 371980, 409178, 464975, 469700, 584540, 648308, 730675, 810385, 818356, 929950, 1022945, 1134539, 1461350, 1620770, 1782847, 1859900, 2045890, 2269078, 2922700, 3241540, 3565694, 4051925, 4091780, 4538156, 5114725, 5672695, 7131388, 8103850, 8914235, 10229450, 11345390, 12479929, 16207700, 17828470, 20458900, 22690780, 24959858, 28363475, 35656940, 44571175, 49919716, 56726950, 62399645, 89142350, 113453900, 124799290, 178284700, 249598580, 311998225, 623996450, 1247992900]

約数ペア:

[(1, 1247992900), (2, 623996450), (4, 311998225), (5, 249598580), (7, 178284700), (10, 124799290), (11, 113453900), (14, 89142350), (20, 62399645), (22, 56726950), (25, 49919716), (28, 44571175), (35, 35656940), (44, 28363475), (50, 24959858), (55, 22690780), (61, 20458900), (70, 17828470), (77, 16207700), (100, 12479929), (110, 11345390), (122, 10229450), (140, 8914235), (154, 8103850), (175, 7131388), (220, 5672695), (244, 5114725), (275, 4538156), (305, 4091780), (308, 4051925), (350, 3565694), (385, 3241540), (427, 2922700), (550, 2269078), (610, 2045890), (671, 1859900), (700, 1782847), (770, 1620770), (854, 1461350), (1100, 1134539), (1220, 1022945), (1342, 929950), (1525, 818356), (1540, 810385), (1708, 730675), (1925, 648308), (2135, 584540), (2657, 469700), (2684, 464975), (3050, 409178), (3355, 371980), (3850, 324154), (4270, 292270), (4697, 265700), (5314, 234850), (6100, 204589), (6710, 185990), (7700, 162077), (8540, 146135), (9394, 132850), (10628, 117425), (10675, 116908), (13285, 93940), (13420, 92995), (16775, 74396), (18599, 67100), (18788, 66425), (21350, 58454), (23485, 53140), (26570, 46970), (29227, 42700), (33550, 37198)]