197719860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:123

約数の個数: 288

約数和(自身を含む): 672924672

約数和(自身を除く): 475204812

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 20, 26, 30, 31, 34, 37, 39, 51, 52, 60, 62, 65, 68, 74, 78, 85, 93, 102, 111, 124, 130, 148, 155, 156, 169, 170, 185, 186, 195, 204, 221, 222, 255, 260, 310, 338, 340, 370, 372, 390, 403, 442, 444, 465, 481, 507, 510, 527, 555, 620, 629, 663, 676, 740, 780, 806, 845, 884, 930, 962, 1014, 1020, 1054, 1105, 1110, 1147, 1209, 1258, 1326, 1443, 1581, 1612, 1690, 1860, 1887, 1924, 2015, 2028, 2108, 2210, 2220, 2294, 2405, 2418, 2516, 2535, 2635, 2652, 2873, 2886, 3145, 3162, 3315, 3380, 3441, 3774, 4030, 4420, 4588, 4810, 4836, 5070, 5239, 5270, 5735, 5746, 5772, 6045, 6253, 6290, 6324, 6630, 6851, 6882, 7215, 7548, 7905, 8060, 8177, 8619, 9435, 9620, 10140, 10478, 10540, 11470, 11492, 12090, 12506, 12580, 13260, 13702, 13764, 14365, 14430, 14911, 15717, 15810, 16354, 17205, 17238, 18759, 18870, 19499, 20553, 20956, 22940, 24180, 24531, 25012, 26195, 27404, 28730, 28860, 29822, 31265, 31434, 31620, 32708, 34255, 34410, 34476, 37518, 37740, 38998, 40885, 41106, 43095, 44733, 49062, 52390, 57460, 58497, 59644, 62530, 62868, 68510, 68820, 74555, 75036, 77996, 78585, 81770, 82212, 86190, 89063, 89466, 93795, 97495, 98124, 102765, 104780, 106301, 116994, 122655, 125060, 137020, 149110, 157170, 163540, 172380, 178126, 178932, 187590, 193843, 194990, 205530, 212602, 223665, 233988, 245310, 253487, 267189, 292485, 298220, 314340, 318903, 356252, 375180, 387686, 389980, 411060, 425204, 445315, 447330, 490620, 506974, 531505, 534378, 581529, 584970, 637806, 760461, 775372, 890630, 894660, 969215, 1013948, 1063010, 1068756, 1163058, 1169940, 1267435, 1275612, 1335945, 1520922, 1594515, 1781260, 1938430, 2126020, 2326116, 2534870, 2671890, 2907645, 3041844, 3189030, 3295331, 3802305, 3876860, 5069740, 5343780, 5815290, 6378060, 6590662, 7604610, 9885993, 11630580, 13181324, 15209220, 16476655, 19771986, 32953310, 39543972, 49429965, 65906620, 98859930, 197719860]

約数ペア:

[(1, 197719860), (2, 98859930), (3, 65906620), (4, 49429965), (5, 39543972), (6, 32953310), (10, 19771986), (12, 16476655), (13, 15209220), (15, 13181324), (17, 11630580), (20, 9885993), (26, 7604610), (30, 6590662), (31, 6378060), (34, 5815290), (37, 5343780), (39, 5069740), (51, 3876860), (52, 3802305), (60, 3295331), (62, 3189030), (65, 3041844), (68, 2907645), (74, 2671890), (78, 2534870), (85, 2326116), (93, 2126020), (102, 1938430), (111, 1781260), (124, 1594515), (130, 1520922), (148, 1335945), (155, 1275612), (156, 1267435), (169, 1169940), (170, 1163058), (185, 1068756), (186, 1063010), (195, 1013948), (204, 969215), (221, 894660), (222, 890630), (255, 775372), (260, 760461), (310, 637806), (338, 584970), (340, 581529), (370, 534378), (372, 531505), (390, 506974), (403, 490620), (442, 447330), (444, 445315), (465, 425204), (481, 411060), (507, 389980), (510, 387686), (527, 375180), (555, 356252), (620, 318903), (629, 314340), (663, 298220), (676, 292485), (740, 267189), (780, 253487), (806, 245310), (845, 233988), (884, 223665), (930, 212602), (962, 205530), (1014, 194990), (1020, 193843), (1054, 187590), (1105, 178932), (1110, 178126), (1147, 172380), (1209, 163540), (1258, 157170), (1326, 149110), (1443, 137020), (1581, 125060), (1612, 122655), (1690, 116994), (1860, 106301), (1887, 104780), (1924, 102765), (2015, 98124), (2028, 97495), (2108, 93795), (2210, 89466), (2220, 89063), (2294, 86190), (2405, 82212), (2418, 81770), (2516, 78585), (2535, 77996), (2635, 75036), (2652, 74555), (2873, 68820), (2886, 68510), (3145, 62868), (3162, 62530), (3315, 59644), (3380, 58497), (3441, 57460), (3774, 52390), (4030, 49062), (4420, 44733), (4588, 43095), (4810, 41106), (4836, 40885), (5070, 38998), (5239, 37740), (5270, 37518), (5735, 34476), (5746, 34410), (5772, 34255), (6045, 32708), (6253, 31620), (6290, 31434), (6324, 31265), (6630, 29822), (6851, 28860), (6882, 28730), (7215, 27404), (7548, 26195), (7905, 25012), (8060, 24531), (8177, 24180), (8619, 22940), (9435, 20956), (9620, 20553), (10140, 19499), (10478, 18870), (10540, 18759), (11470, 17238), (11492, 17205), (12090, 16354), (12506, 15810), (12580, 15717), (13260, 14911), (13702, 14430), (13764, 14365)]