201769700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:214

約数の個数: 144

約数和(自身を含む): 506300928

約数和(自身を除く): 304531228

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 31, 44, 50, 55, 61, 62, 97, 100, 110, 122, 124, 155, 194, 220, 244, 275, 305, 310, 341, 388, 485, 550, 610, 620, 671, 682, 775, 970, 1067, 1100, 1220, 1342, 1364, 1525, 1550, 1705, 1891, 1940, 2134, 2425, 2684, 3007, 3050, 3100, 3355, 3410, 3782, 4268, 4850, 5335, 5917, 6014, 6100, 6710, 6820, 7564, 8525, 9455, 9700, 10670, 11834, 12028, 13420, 15035, 16775, 17050, 18910, 20801, 21340, 23668, 26675, 29585, 30070, 33077, 33550, 34100, 37820, 41602, 47275, 53350, 59170, 60140, 65087, 66154, 67100, 75175, 83204, 94550, 104005, 106700, 118340, 130174, 132308, 147925, 150350, 165385, 183427, 189100, 208010, 260348, 295850, 300700, 325435, 330770, 366854, 416020, 520025, 591700, 650870, 661540, 733708, 826925, 917135, 1040050, 1301740, 1627175, 1653850, 1834270, 2017697, 2080100, 3254350, 3307700, 3668540, 4035394, 4585675, 6508700, 8070788, 9171350, 10088485, 18342700, 20176970, 40353940, 50442425, 100884850, 201769700]

約数ペア:

[(1, 201769700), (2, 100884850), (4, 50442425), (5, 40353940), (10, 20176970), (11, 18342700), (20, 10088485), (22, 9171350), (25, 8070788), (31, 6508700), (44, 4585675), (50, 4035394), (55, 3668540), (61, 3307700), (62, 3254350), (97, 2080100), (100, 2017697), (110, 1834270), (122, 1653850), (124, 1627175), (155, 1301740), (194, 1040050), (220, 917135), (244, 826925), (275, 733708), (305, 661540), (310, 650870), (341, 591700), (388, 520025), (485, 416020), (550, 366854), (610, 330770), (620, 325435), (671, 300700), (682, 295850), (775, 260348), (970, 208010), (1067, 189100), (1100, 183427), (1220, 165385), (1342, 150350), (1364, 147925), (1525, 132308), (1550, 130174), (1705, 118340), (1891, 106700), (1940, 104005), (2134, 94550), (2425, 83204), (2684, 75175), (3007, 67100), (3050, 66154), (3100, 65087), (3355, 60140), (3410, 59170), (3782, 53350), (4268, 47275), (4850, 41602), (5335, 37820), (5917, 34100), (6014, 33550), (6100, 33077), (6710, 30070), (6820, 29585), (7564, 26675), (8525, 23668), (9455, 21340), (9700, 20801), (10670, 18910), (11834, 17050), (12028, 16775), (13420, 15035)]